[INFO] updating cached repository fe-riff/rukafka
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fe-riff/rukafka
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fe-riff/rukafka" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/fe-riff/rukafka"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/fe-riff/rukafka'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fe-riff/rukafka" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/fe-riff/rukafka"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/fe-riff/rukafka'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b6f088e5069e7f3b9b8c84d81364220cb1c0034f
[INFO] sha for GitHub repo fe-riff/rukafka: b6f088e5069e7f3b9b8c84d81364220cb1c0034f
[INFO] validating manifest of fe-riff/rukafka 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 fe-riff/rukafka 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 fe-riff/rukafka
[INFO] finished frobbing fe-riff/rukafka
[INFO] frobbed toml for fe-riff/rukafka written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/fe-riff/rukafka/Cargo.toml
[INFO] started frobbing fe-riff/rukafka
[INFO] finished frobbing fe-riff/rukafka
[INFO] frobbed toml for fe-riff/rukafka written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/fe-riff/rukafka/Cargo.toml
[INFO] crate fe-riff/rukafka 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 fe-riff/rukafka against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-1/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/fe-riff/rukafka:/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] 39362a90a4014bd1e30dd8747cd7521adce71e7e2004b0de1a0e0c87741974b2
[INFO] running `"docker" "start" "-a" "39362a90a4014bd1e30dd8747cd7521adce71e7e2004b0de1a0e0c87741974b2"`
[INFO] [stderr]     Checking snap v0.2.4
[INFO] [stderr]     Checking twox-hash v1.1.0
[INFO] [stderr]     Checking kafka v0.7.0
[INFO] [stderr]     Checking rukafka v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `"docker" "inspect" "39362a90a4014bd1e30dd8747cd7521adce71e7e2004b0de1a0e0c87741974b2"`
[INFO] running `"docker" "rm" "-f" "39362a90a4014bd1e30dd8747cd7521adce71e7e2004b0de1a0e0c87741974b2"`
[INFO] [stdout] 39362a90a4014bd1e30dd8747cd7521adce71e7e2004b0de1a0e0c87741974b2