[INFO] updating cached repository inv2004/rust-async-kv-benchmarks
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/inv2004/rust-async-kv-benchmarks
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/inv2004/rust-async-kv-benchmarks" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/inv2004/rust-async-kv-benchmarks"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/inv2004/rust-async-kv-benchmarks'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/inv2004/rust-async-kv-benchmarks" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/inv2004/rust-async-kv-benchmarks"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/inv2004/rust-async-kv-benchmarks'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b62cd18c1a6751a66eaffb3dcc2db472af53c01
[INFO] sha for GitHub repo inv2004/rust-async-kv-benchmarks: 5b62cd18c1a6751a66eaffb3dcc2db472af53c01
[INFO] validating manifest of inv2004/rust-async-kv-benchmarks on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of inv2004/rust-async-kv-benchmarks on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing inv2004/rust-async-kv-benchmarks
[INFO] finished frobbing inv2004/rust-async-kv-benchmarks
[INFO] frobbed toml for inv2004/rust-async-kv-benchmarks written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/inv2004/rust-async-kv-benchmarks/Cargo.toml
[INFO] started frobbing inv2004/rust-async-kv-benchmarks
[INFO] finished frobbing inv2004/rust-async-kv-benchmarks
[INFO] frobbed toml for inv2004/rust-async-kv-benchmarks written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/inv2004/rust-async-kv-benchmarks/Cargo.toml
[INFO] crate inv2004/rust-async-kv-benchmarks already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking inv2004/rust-async-kv-benchmarks against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-5/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/inv2004/rust-async-kv-benchmarks:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 23d79b4968f9afdbd5c81956695e0632b4d7cb57ecff638e7d98599903eb252e
[INFO] running `"docker" "start" "-a" "23d79b4968f9afdbd5c81956695e0632b4d7cb57ecff638e7d98599903eb252e"`
[INFO] [stderr]     Checking hashbrown v0.3.1
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[INFO] running `"docker" "inspect" "23d79b4968f9afdbd5c81956695e0632b4d7cb57ecff638e7d98599903eb252e"`
[INFO] running `"docker" "rm" "-f" "23d79b4968f9afdbd5c81956695e0632b4d7cb57ecff638e7d98599903eb252e"`
[INFO] [stdout] 23d79b4968f9afdbd5c81956695e0632b4d7cb57ecff638e7d98599903eb252e