[INFO] updating cached repository alevy/iterator_bench
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alevy/iterator_bench
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alevy/iterator_bench" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alevy/iterator_bench"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alevy/iterator_bench'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alevy/iterator_bench" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/alevy/iterator_bench"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/alevy/iterator_bench'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 026d67b174f1304e34626850dcc9c3aecc155f2b
[INFO] sha for GitHub repo alevy/iterator_bench: 026d67b174f1304e34626850dcc9c3aecc155f2b
[INFO] validating manifest of alevy/iterator_bench 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 alevy/iterator_bench 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 alevy/iterator_bench
[INFO] finished frobbing alevy/iterator_bench
[INFO] frobbed toml for alevy/iterator_bench written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alevy/iterator_bench/Cargo.toml
[INFO] started frobbing alevy/iterator_bench
[INFO] finished frobbing alevy/iterator_bench
[INFO] frobbed toml for alevy/iterator_bench written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/alevy/iterator_bench/Cargo.toml
[INFO] crate alevy/iterator_bench 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 alevy/iterator_bench against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alevy/iterator_bench:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] b64950fd89156e1c8004d2d922540213b65ce39afa22576b7075432f677bd932
[INFO] running `"docker" "start" "-a" "b64950fd89156e1c8004d2d922540213b65ce39afa22576b7075432f677bd932"`
[INFO] [stderr]    Compiling iterator_bench v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "b64950fd89156e1c8004d2d922540213b65ce39afa22576b7075432f677bd932"`
[INFO] running `"docker" "rm" "-f" "b64950fd89156e1c8004d2d922540213b65ce39afa22576b7075432f677bd932"`
[INFO] [stdout] b64950fd89156e1c8004d2d922540213b65ce39afa22576b7075432f677bd932
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alevy/iterator_bench:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2d65a86ea28bcb4143ff3b4da95a925109d056c5a7f236d9276c13f00f27cff0
[INFO] running `"docker" "start" "-a" "2d65a86ea28bcb4143ff3b4da95a925109d056c5a7f236d9276c13f00f27cff0"`
[INFO] [stderr]    Compiling iterator_bench v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `"docker" "inspect" "2d65a86ea28bcb4143ff3b4da95a925109d056c5a7f236d9276c13f00f27cff0"`
[INFO] running `"docker" "rm" "-f" "2d65a86ea28bcb4143ff3b4da95a925109d056c5a7f236d9276c13f00f27cff0"`
[INFO] [stdout] 2d65a86ea28bcb4143ff3b4da95a925109d056c5a7f236d9276c13f00f27cff0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alevy/iterator_bench:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 1fec7ead822cda25871a9d1d889883a593c4f1e80ed7694a0d9ed74cbdc7bb62
[INFO] running `"docker" "start" "-a" "1fec7ead822cda25871a9d1d889883a593c4f1e80ed7694a0d9ed74cbdc7bb62"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iterator_bench-4ffd405e5192c45b
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test c_style_unknown_size::_test ... ok
[INFO] [stdout] test c_style_output_size_fixed::_test ... ok
[INFO] [stdout] test c_style_fixed_size::_test ... ok
[INFO] [stdout] test c_style_input_size_fixed::_test ... ok
[INFO] [stdout] test c_style_input_size_fixed::_bench ... ok
[INFO] [stdout] test c_style_unknown_size_limit::_test ... ok
[INFO] [stdout] test c_style_output_size_fixed::_bench ... ok
[INFO] [stdout] test optimal_unsafe::_test ... ok
[INFO] [stdout] test c_style_fixed_size::_bench ... ok
[INFO] [stdout] test zip_chunks_exact_unknown_size::_test ... ok
[INFO] [stdout] test c_style_unknown_size_limit::_bench ... ok
[INFO] [stdout] test c_style_unknown_size::_bench ... ok
[INFO] [stdout] test zip_chunks_exact_unknown_size_slice::_test ... ok
[INFO] [stdout] test zip_chunks_exact_unknown_size_take::_test ... ok
[INFO] [stdout] test optimal_unsafe::_bench ... ok
[INFO] [stdout] test zip_chunks_exact_unknown_size_take_iter::_test ... ok
[INFO] [stdout] test zip_chunks_exact_unknown_size_slice::_bench ... ok
[INFO] [stdout] test zip_chunks_exact_unknown_size::_bench ... ok
[INFO] [stdout] test zip_chunks_fixed_size_take::_test ... ok
[INFO] [stdout] test zip_chunks_exact_unknown_size_take_iter::_bench ... ok
[INFO] [stdout] test zip_chunks_fixed_size::_test ... ok
[INFO] [stdout] test zip_chunks_exact_unknown_size_take::_bench ... ok
[INFO] [stdout] test zip_chunks_fixed_size::_bench ... ok
[INFO] [stdout] test zip_chunks_fixed_size_take::_bench ... ok
[INFO] [stdout] test zip_chunks_input_size_fixed::_test ... ok
[INFO] [stdout] test zip_chunks_fixed_size_take_iter::_test ... ok
[INFO] [stdout] test zip_chunks_output_size_fixed::_test ... ok
[INFO] [stdout] test zip_chunks_unknown_size::_test ... ok
[INFO] [stdout] test zip_chunks_input_size_fixed::_bench ... ok
[INFO] [stdout] test zip_chunks_fixed_size_take_iter::_bench ... ok
[INFO] [stdout] test zip_chunks_unknown_size_take::_test ... ok
[INFO] [stdout] test zip_chunks_unknown_size::_bench ... ok
[INFO] [stdout] test zip_chunks_output_size_fixed::_bench ... ok
[INFO] [stdout] test zip_chunks_unknown_size_take_iter::_test ... ok
[INFO] [stdout] test zip_chunks_unknown_size_take::_bench ... ok
[INFO] [stdout] test zip_chunks_unknown_size_take_iter::_bench ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1fec7ead822cda25871a9d1d889883a593c4f1e80ed7694a0d9ed74cbdc7bb62"`
[INFO] running `"docker" "rm" "-f" "1fec7ead822cda25871a9d1d889883a593c4f1e80ed7694a0d9ed74cbdc7bb62"`
[INFO] [stdout] 1fec7ead822cda25871a9d1d889883a593c4f1e80ed7694a0d9ed74cbdc7bb62