[INFO] updating cached repository serayuzgur/serde_examples [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/serayuzgur/serde_examples [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/serayuzgur/serde_examples" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/serayuzgur/serde_examples"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/serayuzgur/serde_examples'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/serayuzgur/serde_examples" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/serayuzgur/serde_examples"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/serayuzgur/serde_examples'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9d47433d5e33c4ed068a6ba69505b63db4c9bb76 [INFO] sha for GitHub repo serayuzgur/serde_examples: 9d47433d5e33c4ed068a6ba69505b63db4c9bb76 [INFO] validating manifest of serayuzgur/serde_examples on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of serayuzgur/serde_examples on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing serayuzgur/serde_examples [INFO] finished frobbing serayuzgur/serde_examples [INFO] frobbed toml for serayuzgur/serde_examples written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/serayuzgur/serde_examples/Cargo.toml [INFO] started frobbing serayuzgur/serde_examples [INFO] finished frobbing serayuzgur/serde_examples [INFO] frobbed toml for serayuzgur/serde_examples written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/serayuzgur/serde_examples/Cargo.toml [INFO] crate serayuzgur/serde_examples has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking serayuzgur/serde_examples against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-4/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/serayuzgur/serde_examples:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] fea4a57a9209e37e35a19e90039ffee0ee3512aec54bd7c915e7b81ee847c994 [INFO] running `"docker" "start" "-a" "fea4a57a9209e37e35a19e90039ffee0ee3512aec54bd7c915e7b81ee847c994"` [INFO] [stderr] Checking serde v0.9.12 [INFO] [stderr] Compiling syn v0.11.9 [INFO] [stderr] Compiling serde_codegen_internals v0.14.2 [INFO] [stderr] Compiling serde_derive v0.9.12 [INFO] [stderr] Checking serde_json v0.9.9 [INFO] [stderr] Checking serde_examples v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.05s [INFO] running `"docker" "inspect" "fea4a57a9209e37e35a19e90039ffee0ee3512aec54bd7c915e7b81ee847c994"` [INFO] running `"docker" "rm" "-f" "fea4a57a9209e37e35a19e90039ffee0ee3512aec54bd7c915e7b81ee847c994"` [INFO] [stdout] fea4a57a9209e37e35a19e90039ffee0ee3512aec54bd7c915e7b81ee847c994