[INFO] cloning repository MindFlavor/bpb
[INFO] running `"git" "clone" "--bare" "git://github.com/MindFlavor/bpb.git" "work/cache/sources/gh/MindFlavor/bpb"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/MindFlavor/bpb'...
[INFO] running `"git" "clone" "work/cache/sources/gh/MindFlavor/bpb" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MindFlavor/bpb"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MindFlavor/bpb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MindFlavor/bpb" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/MindFlavor/bpb"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/MindFlavor/bpb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3b384ae9b753379332855654a28f4091a751f89e
[INFO] sha for GitHub repo MindFlavor/bpb: 3b384ae9b753379332855654a28f4091a751f89e
[INFO] validating manifest of MindFlavor/bpb on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MindFlavor/bpb on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing MindFlavor/bpb
[INFO] finished frobbing MindFlavor/bpb
[INFO] frobbed toml for MindFlavor/bpb written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MindFlavor/bpb/Cargo.toml
[INFO] started frobbing MindFlavor/bpb
[INFO] finished frobbing MindFlavor/bpb
[INFO] frobbed toml for MindFlavor/bpb written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/MindFlavor/bpb/Cargo.toml
[INFO] crate MindFlavor/bpb already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing MindFlavor/bpb against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MindFlavor/bpb:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 0fc97d32a1e75345728d9dc8144e4f36264dbed0ab09533c4b616034f5d8dc3e
[INFO] running `"docker" "start" "-a" "0fc97d32a1e75345728d9dc8144e4f36264dbed0ab09533c4b616034f5d8dc3e"`
[INFO] [stderr]    Compiling bpb v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> src/main.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 | /         stc.fields
[INFO] [stderr] 63 | |             .iter()
[INFO] [stderr] 64 | |             .filter(|f| !f.optional)
[INFO] [stderr] 65 | |             .map(|bt| abt.push(bt.builder_type.clone().unwrap()))
[INFO] [stderr] 66 | |             .collect::<()>();
[INFO] [stderr]    | |_____________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `"docker" "inspect" "0fc97d32a1e75345728d9dc8144e4f36264dbed0ab09533c4b616034f5d8dc3e"`
[INFO] running `"docker" "rm" "-f" "0fc97d32a1e75345728d9dc8144e4f36264dbed0ab09533c4b616034f5d8dc3e"`
[INFO] [stdout] 0fc97d32a1e75345728d9dc8144e4f36264dbed0ab09533c4b616034f5d8dc3e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MindFlavor/bpb:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 227137010a2ae4a73ee1ec40a68b199c50a0954b67dff958526394c2f3ce584d
[INFO] running `"docker" "start" "-a" "227137010a2ae4a73ee1ec40a68b199c50a0954b67dff958526394c2f3ce584d"`
[INFO] [stderr]    Compiling bpb v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> src/main.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 | /         stc.fields
[INFO] [stderr] 63 | |             .iter()
[INFO] [stderr] 64 | |             .filter(|f| !f.optional)
[INFO] [stderr] 65 | |             .map(|bt| abt.push(bt.builder_type.clone().unwrap()))
[INFO] [stderr] 66 | |             .collect::<()>();
[INFO] [stderr]    | |_____________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "227137010a2ae4a73ee1ec40a68b199c50a0954b67dff958526394c2f3ce584d"`
[INFO] running `"docker" "rm" "-f" "227137010a2ae4a73ee1ec40a68b199c50a0954b67dff958526394c2f3ce584d"`
[INFO] [stdout] 227137010a2ae4a73ee1ec40a68b199c50a0954b67dff958526394c2f3ce584d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MindFlavor/bpb:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 34d8fea52798e143cad8731398443e7a016f97ab1c315225b7f81c3198a85946
[INFO] running `"docker" "start" "-a" "34d8fea52798e143cad8731398443e7a016f97ab1c315225b7f81c3198a85946"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bpb-22c5b10b0f8e2452
[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" "34d8fea52798e143cad8731398443e7a016f97ab1c315225b7f81c3198a85946"`
[INFO] running `"docker" "rm" "-f" "34d8fea52798e143cad8731398443e7a016f97ab1c315225b7f81c3198a85946"`
[INFO] [stdout] 34d8fea52798e143cad8731398443e7a016f97ab1c315225b7f81c3198a85946