[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-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/eriksvedang/UnifierInRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/eriksvedang/UnifierInRust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/eriksvedang/UnifierInRust" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/eriksvedang/UnifierInRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of eriksvedang/UnifierInRust on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-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-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/eriksvedang/UnifierInRust/Cargo.toml
[INFO] crate eriksvedang/UnifierInRust has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing eriksvedang/UnifierInRust against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 0d11016720f6a7ea9e247fc055a419a34a0fa4d00d8a0c86f274717f55511293
[INFO] running `"docker" "start" "-a" "0d11016720f6a7ea9e247fc055a419a34a0fa4d00d8a0c86f274717f55511293"`
[INFO] [stderr]    Compiling 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: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 1.60s
[INFO] running `"docker" "inspect" "0d11016720f6a7ea9e247fc055a419a34a0fa4d00d8a0c86f274717f55511293"`
[INFO] running `"docker" "rm" "-f" "0d11016720f6a7ea9e247fc055a419a34a0fa4d00d8a0c86f274717f55511293"`
[INFO] [stdout] 0d11016720f6a7ea9e247fc055a419a34a0fa4d00d8a0c86f274717f55511293
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0da7ea9486f1626517b5a974b30dca3fa8410ed8cb278f1ca5587e235a83bbaa
[INFO] running `"docker" "start" "-a" "0da7ea9486f1626517b5a974b30dca3fa8410ed8cb278f1ca5587e235a83bbaa"`
[INFO] [stderr]    Compiling 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: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 0.82s
[INFO] running `"docker" "inspect" "0da7ea9486f1626517b5a974b30dca3fa8410ed8cb278f1ca5587e235a83bbaa"`
[INFO] running `"docker" "rm" "-f" "0da7ea9486f1626517b5a974b30dca3fa8410ed8cb278f1ca5587e235a83bbaa"`
[INFO] [stdout] 0da7ea9486f1626517b5a974b30dca3fa8410ed8cb278f1ca5587e235a83bbaa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 1ccc63ea0b0c413dfc2f4f94a14cc1ff7edf7ae640360a2b4da63ed2d66eeb18
[INFO] running `"docker" "start" "-a" "1ccc63ea0b0c413dfc2f4f94a14cc1ff7edf7ae640360a2b4da63ed2d66eeb18"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/unifier_in_rust-5a72ad8f4c075831
[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" "1ccc63ea0b0c413dfc2f4f94a14cc1ff7edf7ae640360a2b4da63ed2d66eeb18"`
[INFO] running `"docker" "rm" "-f" "1ccc63ea0b0c413dfc2f4f94a14cc1ff7edf7ae640360a2b4da63ed2d66eeb18"`
[INFO] [stdout] 1ccc63ea0b0c413dfc2f4f94a14cc1ff7edf7ae640360a2b4da63ed2d66eeb18