[INFO] crate rexrocksdb 0.3.2 is already in cache
[INFO] extracting crate rexrocksdb 0.3.2 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/rexrocksdb/0.3.2
[INFO] extracting crate rexrocksdb 0.3.2 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/rexrocksdb/0.3.2
[INFO] validating manifest of rexrocksdb-0.3.2 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 rexrocksdb-0.3.2 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 rexrocksdb-0.3.2
[INFO] removed 1 missing tests
[INFO] finished frobbing rexrocksdb-0.3.2
[INFO] frobbed toml for rexrocksdb-0.3.2 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/rexrocksdb/0.3.2/Cargo.toml
[INFO] started frobbing rexrocksdb-0.3.2
[INFO] removed 1 missing tests
[INFO] finished frobbing rexrocksdb-0.3.2
[INFO] frobbed toml for rexrocksdb-0.3.2 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/rexrocksdb/0.3.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rexrocksdb-0.3.2 against master#435236b8877cdb98c82eaebfb7887782277265c5 for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/master#435236b8877cdb98c82eaebfb7887782277265c5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/rexrocksdb/0.3.2:/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" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7f383be9e54324b1f4621955153f1f5aec376069dedbd4b387c495cf50d2644b
[INFO] running `"docker" "start" "-a" "7f383be9e54324b1f4621955153f1f5aec376069dedbd4b387c495cf50d2644b"`
[INFO] [stderr]    Compiling cmake v0.1.41
[INFO] [stderr]    Compiling zstd-sys v1.4.12+zstd.1.4.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling librocksdbsys v0.1.2
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "7f383be9e54324b1f4621955153f1f5aec376069dedbd4b387c495cf50d2644b"`
[INFO] running `"docker" "rm" "-f" "7f383be9e54324b1f4621955153f1f5aec376069dedbd4b387c495cf50d2644b"`
[INFO] [stdout] 7f383be9e54324b1f4621955153f1f5aec376069dedbd4b387c495cf50d2644b