[INFO] cloning repository AlexanderThaller/syncust
[INFO] running `"git" "clone" "--bare" "git://github.com/AlexanderThaller/syncust.git" "work/cache/sources/gh/AlexanderThaller/syncust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/AlexanderThaller/syncust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/AlexanderThaller/syncust" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/AlexanderThaller/syncust"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/AlexanderThaller/syncust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AlexanderThaller/syncust" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/AlexanderThaller/syncust"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/AlexanderThaller/syncust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 201c5d22fa14c400ed551c59be9a463fb49d6c59
[INFO] sha for GitHub repo AlexanderThaller/syncust: 201c5d22fa14c400ed551c59be9a463fb49d6c59
[INFO] validating manifest of AlexanderThaller/syncust on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AlexanderThaller/syncust on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AlexanderThaller/syncust
[INFO] finished frobbing AlexanderThaller/syncust
[INFO] frobbed toml for AlexanderThaller/syncust written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/AlexanderThaller/syncust/Cargo.toml
[INFO] started frobbing AlexanderThaller/syncust
[INFO] finished frobbing AlexanderThaller/syncust
[INFO] frobbed toml for AlexanderThaller/syncust written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/AlexanderThaller/syncust/Cargo.toml
[INFO] crate AlexanderThaller/syncust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking AlexanderThaller/syncust against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-3/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/AlexanderThaller/syncust:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a14b08cf8976d32f2c55d655ae067e1ecac7f5318cdc8f0efa0d5ebfdaab7ba9
[INFO] running `"docker" "start" "-a" "a14b08cf8976d32f2c55d655ae067e1ecac7f5318cdc8f0efa0d5ebfdaab7ba9"`
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]     Checking arrayvec v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.2.1
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]     Checking parking_lot_core v0.2.10
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking clap v2.29.1
[INFO] [stderr]    Compiling clang-sys v0.21.1
[INFO] [stderr]     Checking simplelog v0.4.4
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking crossbeam-epoch v0.2.0
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking sha2 v0.7.0
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]     Checking crossbeam-channel v0.1.2
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling cexpr v0.2.2
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling aster v0.41.0
[INFO] [stderr]    Compiling syntex v0.58.1
[INFO] [stderr]    Compiling quasi v0.32.0
[INFO] [stderr]    Compiling quasi_codegen v0.32.0
[INFO] [stderr]    Compiling bindgen v0.29.1
[INFO] [stderr]    Compiling librocksdb-sys v5.7.1
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "a14b08cf8976d32f2c55d655ae067e1ecac7f5318cdc8f0efa0d5ebfdaab7ba9"`
[INFO] running `"docker" "rm" "-f" "a14b08cf8976d32f2c55d655ae067e1ecac7f5318cdc8f0efa0d5ebfdaab7ba9"`
[INFO] [stdout] a14b08cf8976d32f2c55d655ae067e1ecac7f5318cdc8f0efa0d5ebfdaab7ba9