[INFO] updating cached repository elbaro/perceptron
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/elbaro/perceptron
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/elbaro/perceptron" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/elbaro/perceptron"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/elbaro/perceptron'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/elbaro/perceptron" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/elbaro/perceptron"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/elbaro/perceptron'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e07791c29e368b18d8b4f2be7140692c7624f5b
[INFO] sha for GitHub repo elbaro/perceptron: 5e07791c29e368b18d8b4f2be7140692c7624f5b
[INFO] validating manifest of elbaro/perceptron 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 elbaro/perceptron 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 elbaro/perceptron
[INFO] finished frobbing elbaro/perceptron
[INFO] frobbed toml for elbaro/perceptron written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/elbaro/perceptron/Cargo.toml
[INFO] started frobbing elbaro/perceptron
[INFO] finished frobbing elbaro/perceptron
[INFO] frobbed toml for elbaro/perceptron written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/elbaro/perceptron/Cargo.toml
[INFO] crate elbaro/perceptron 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 elbaro/perceptron against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-3/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/elbaro/perceptron:/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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 698c36810f3f3b79be6d16b68381128297da4c7d2572d8bff46b238182ce8760
[INFO] running `"docker" "start" "-a" "698c36810f3f3b79be6d16b68381128297da4c7d2572d8bff46b238182ce8760"`
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]     Checking daggy v0.6.0
[INFO] [stderr]     Checking conrod v0.61.1
[INFO] [stderr]     Checking nannou v0.8.0
[INFO] [stderr]     Checking svm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.75s
[INFO] running `"docker" "inspect" "698c36810f3f3b79be6d16b68381128297da4c7d2572d8bff46b238182ce8760"`
[INFO] running `"docker" "rm" "-f" "698c36810f3f3b79be6d16b68381128297da4c7d2572d8bff46b238182ce8760"`
[INFO] [stdout] 698c36810f3f3b79be6d16b68381128297da4c7d2572d8bff46b238182ce8760