[INFO] updating cached repository johshoff/find-tempo-rust-backend [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/johshoff/find-tempo-rust-backend [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/johshoff/find-tempo-rust-backend" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/johshoff/find-tempo-rust-backend"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/johshoff/find-tempo-rust-backend'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/johshoff/find-tempo-rust-backend" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/johshoff/find-tempo-rust-backend"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/johshoff/find-tempo-rust-backend'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4996c3864a9b009035ee8cae317692147cee5495 [INFO] sha for GitHub repo johshoff/find-tempo-rust-backend: 4996c3864a9b009035ee8cae317692147cee5495 [INFO] validating manifest of johshoff/find-tempo-rust-backend on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of johshoff/find-tempo-rust-backend on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing johshoff/find-tempo-rust-backend [INFO] finished frobbing johshoff/find-tempo-rust-backend [INFO] frobbed toml for johshoff/find-tempo-rust-backend written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/johshoff/find-tempo-rust-backend/Cargo.toml [INFO] started frobbing johshoff/find-tempo-rust-backend [INFO] finished frobbing johshoff/find-tempo-rust-backend [INFO] frobbed toml for johshoff/find-tempo-rust-backend written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/johshoff/find-tempo-rust-backend/Cargo.toml [INFO] crate johshoff/find-tempo-rust-backend already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking johshoff/find-tempo-rust-backend against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-6/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/johshoff/find-tempo-rust-backend:/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" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] fb4f91aaf906d481ea9499fea9e5948b781aa36892147e58cdf57697a4a15f60 [INFO] running `"docker" "start" "-a" "fb4f91aaf906d481ea9499fea9e5948b781aa36892147e58cdf57697a4a15f60"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Compiling nom v2.0.1 [INFO] [stderr] Compiling quick-error v1.1.0 [INFO] [stderr] Checking bart v0.0.1 [INFO] [stderr] Compiling syn v0.10.6 [INFO] [stderr] warning[E0503]: cannot use `separator` because it was mutably borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/bart-0.0.1/src/display_html_safe.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 18 | for part in buf.split(|x| { separator = x; (x == '<') || (x == '&') || (x == '\'') || (x == '"') }) { [INFO] [stderr] | --------------------------------------------------------------------------------------- [INFO] [stderr] | | | | [INFO] [stderr] | | | borrow occurs due to use of `separator` in closure [INFO] [stderr] | | borrow of `separator` occurs here [INFO] [stderr] | borrow later used here [INFO] [stderr] ... [INFO] [stderr] 22 | '<' => self.inner.write_str("<"), [INFO] [stderr] | ^^^ use of borrowed `separator` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling bart_derive v0.0.1 [INFO] [stderr] Checking find-tempo-rust-backend v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.57s [INFO] running `"docker" "inspect" "fb4f91aaf906d481ea9499fea9e5948b781aa36892147e58cdf57697a4a15f60"` [INFO] running `"docker" "rm" "-f" "fb4f91aaf906d481ea9499fea9e5948b781aa36892147e58cdf57697a4a15f60"` [INFO] [stdout] fb4f91aaf906d481ea9499fea9e5948b781aa36892147e58cdf57697a4a15f60