[INFO] updating cached repository eriksvedang/UnifierInRust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/eriksvedang/UnifierInRust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/eriksvedang/UnifierInRust" "work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/eriksvedang/UnifierInRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/eriksvedang/UnifierInRust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/eriksvedang/UnifierInRust" "work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/eriksvedang/UnifierInRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/eriksvedang/UnifierInRust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1046fadca4a7452538b4437bc5d796e657d338f9
[INFO] sha for GitHub repo eriksvedang/UnifierInRust: 1046fadca4a7452538b4437bc5d796e657d338f9
[INFO] validating manifest of eriksvedang/UnifierInRust on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of eriksvedang/UnifierInRust on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing eriksvedang/UnifierInRust
[INFO] finished frobbing eriksvedang/UnifierInRust
[INFO] frobbed toml for eriksvedang/UnifierInRust written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/eriksvedang/UnifierInRust/Cargo.toml
[INFO] started frobbing eriksvedang/UnifierInRust
[INFO] finished frobbing eriksvedang/UnifierInRust
[INFO] frobbed toml for eriksvedang/UnifierInRust written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/eriksvedang/UnifierInRust/Cargo.toml
[INFO] crate eriksvedang/UnifierInRust has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking eriksvedang/UnifierInRust against try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-0/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/eriksvedang/UnifierInRust:/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=forbid" "-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" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fdf524b96d98322e0fdc0de4a1b77260e8a280f71df394cd4eb99f2219573aea
[INFO] running `"docker" "start" "-a" "fdf524b96d98322e0fdc0de4a1b77260e8a280f71df394cd4eb99f2219573aea"`
[INFO] [stderr]     Checking unifier_in_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join
[INFO] [stderr]   --> src/main.rs:59:55
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 write!(f, "[{}]", expressions_strings.connect(", "))
[INFO] [stderr]    |                                                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join
[INFO] [stderr]   --> src/main.rs:59:55
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 write!(f, "[{}]", expressions_strings.connect(", "))
[INFO] [stderr]    |                                                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join
[INFO] [stderr]    --> src/main.rs:111:41
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let all_bindings = bindings_strings.connect(", ");
[INFO] [stderr]     |                                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join
[INFO] [stderr]    --> src/main.rs:111:41
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let all_bindings = bindings_strings.connect(", ");
[INFO] [stderr]     |                                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "fdf524b96d98322e0fdc0de4a1b77260e8a280f71df394cd4eb99f2219573aea"`
[INFO] running `"docker" "rm" "-f" "fdf524b96d98322e0fdc0de4a1b77260e8a280f71df394cd4eb99f2219573aea"`
[INFO] [stdout] fdf524b96d98322e0fdc0de4a1b77260e8a280f71df394cd4eb99f2219573aea