[INFO] updating cached repository Boot-Error/blockchain_3am
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Boot-Error/blockchain_3am
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Boot-Error/blockchain_3am" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Boot-Error/blockchain_3am"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Boot-Error/blockchain_3am'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Boot-Error/blockchain_3am" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Boot-Error/blockchain_3am"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Boot-Error/blockchain_3am'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] be19e2908130e3ee806d1bdbb8089966f4727c5e
[INFO] sha for GitHub repo Boot-Error/blockchain_3am: be19e2908130e3ee806d1bdbb8089966f4727c5e
[INFO] validating manifest of Boot-Error/blockchain_3am 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 Boot-Error/blockchain_3am 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 Boot-Error/blockchain_3am
[INFO] finished frobbing Boot-Error/blockchain_3am
[INFO] frobbed toml for Boot-Error/blockchain_3am written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Boot-Error/blockchain_3am/Cargo.toml
[INFO] started frobbing Boot-Error/blockchain_3am
[INFO] finished frobbing Boot-Error/blockchain_3am
[INFO] frobbed toml for Boot-Error/blockchain_3am written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Boot-Error/blockchain_3am/Cargo.toml
[INFO] crate Boot-Error/blockchain_3am 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking Boot-Error/blockchain_3am 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/Boot-Error/blockchain_3am:/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] d4e1a67f2b81e31528b2215fb6dd79f73dfa4201516445a14c05153a7c5387a8
[INFO] running `"docker" "start" "-a" "d4e1a67f2b81e31528b2215fb6dd79f73dfa4201516445a14c05153a7c5387a8"`
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling clang-sys v0.21.1
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling regex v0.2.6
[INFO] [stderr]    Compiling cexpr v0.2.2
[INFO] [stderr]    Compiling bindgen v0.29.1
[INFO] [stderr]    Compiling clap v2.29.4
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling librocksdb-sys v5.10.2
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "d4e1a67f2b81e31528b2215fb6dd79f73dfa4201516445a14c05153a7c5387a8"`
[INFO] running `"docker" "rm" "-f" "d4e1a67f2b81e31528b2215fb6dd79f73dfa4201516445a14c05153a7c5387a8"`
[INFO] [stdout] d4e1a67f2b81e31528b2215fb6dd79f73dfa4201516445a14c05153a7c5387a8