[INFO] updating cached repository uberblah/rust-simple-regression-example [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/uberblah/rust-simple-regression-example [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/uberblah/rust-simple-regression-example" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/uberblah/rust-simple-regression-example"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/uberblah/rust-simple-regression-example'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/uberblah/rust-simple-regression-example" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/uberblah/rust-simple-regression-example"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/uberblah/rust-simple-regression-example'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c2d6b864f0800c8894355f594fa5590400759193 [INFO] sha for GitHub repo uberblah/rust-simple-regression-example: c2d6b864f0800c8894355f594fa5590400759193 [INFO] validating manifest of uberblah/rust-simple-regression-example on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of uberblah/rust-simple-regression-example on toolchain try#f45cc3094ee337acd688771b9234318046b0572d [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing uberblah/rust-simple-regression-example [INFO] finished frobbing uberblah/rust-simple-regression-example [INFO] frobbed toml for uberblah/rust-simple-regression-example written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/uberblah/rust-simple-regression-example/Cargo.toml [INFO] started frobbing uberblah/rust-simple-regression-example [INFO] finished frobbing uberblah/rust-simple-regression-example [INFO] frobbed toml for uberblah/rust-simple-regression-example written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/uberblah/rust-simple-regression-example/Cargo.toml [INFO] crate uberblah/rust-simple-regression-example already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking uberblah/rust-simple-regression-example against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-1/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/uberblah/rust-simple-regression-example:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] e23f3140856737876e0936b747f6b26b43c2a36b8cf9aaad75fcfe810f13b35e [INFO] running `"docker" "start" "-a" "e23f3140856737876e0936b747f6b26b43c2a36b8cf9aaad75fcfe810f13b35e"` [INFO] [stderr] Checking libc v0.2.29 [INFO] [stderr] Checking rand v0.3.16 [INFO] [stderr] Checking rustreg v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.69s [INFO] running `"docker" "inspect" "e23f3140856737876e0936b747f6b26b43c2a36b8cf9aaad75fcfe810f13b35e"` [INFO] running `"docker" "rm" "-f" "e23f3140856737876e0936b747f6b26b43c2a36b8cf9aaad75fcfe810f13b35e"` [INFO] [stdout] e23f3140856737876e0936b747f6b26b43c2a36b8cf9aaad75fcfe810f13b35e