[INFO] updating cached repository carribus/rust_commander [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/carribus/rust_commander [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/carribus/rust_commander" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/carribus/rust_commander"` [INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/carribus/rust_commander'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/carribus/rust_commander" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/carribus/rust_commander"` [INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/carribus/rust_commander'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 090b30592e7f8ac79175706745535493655c93db [INFO] sha for GitHub repo carribus/rust_commander: 090b30592e7f8ac79175706745535493655c93db [INFO] validating manifest of carribus/rust_commander 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 carribus/rust_commander 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 carribus/rust_commander [INFO] finished frobbing carribus/rust_commander [INFO] frobbed toml for carribus/rust_commander written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/carribus/rust_commander/Cargo.toml [INFO] started frobbing carribus/rust_commander [INFO] finished frobbing carribus/rust_commander [INFO] frobbed toml for carribus/rust_commander written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/carribus/rust_commander/Cargo.toml [INFO] crate carribus/rust_commander 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] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking carribus/rust_commander against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-5/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/carribus/rust_commander:/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] ca71727db1b6476f2900599d6fb7a2d8ca7cf3ecee67ecd3cc5d57abd2f8445c [INFO] running `"docker" "start" "-a" "ca71727db1b6476f2900599d6fb7a2d8ca7cf3ecee67ecd3cc5d57abd2f8445c"` [INFO] [stderr] Checking commander v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: cannot borrow `self.args` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/lib.rs:283:25 [INFO] [stderr] | [INFO] [stderr] 263 | let o = self.get_supported_option(value, longform); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 283 | self.args.insert(option.shortform.to_string(), CmdArgument { [INFO] [stderr] | ^^^^^^^^^ ---------------- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(mutable_borrow_reservation_conflict)] on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `self.args` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/lib.rs:283:25 [INFO] [stderr] | [INFO] [stderr] 263 | let o = self.get_supported_option(value, longform); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 283 | self.args.insert(option.shortform.to_string(), CmdArgument { [INFO] [stderr] | ^^^^^^^^^ ---------------- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(mutable_borrow_reservation_conflict)] on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `"docker" "inspect" "ca71727db1b6476f2900599d6fb7a2d8ca7cf3ecee67ecd3cc5d57abd2f8445c"` [INFO] running `"docker" "rm" "-f" "ca71727db1b6476f2900599d6fb7a2d8ca7cf3ecee67ecd3cc5d57abd2f8445c"` [INFO] [stdout] ca71727db1b6476f2900599d6fb7a2d8ca7cf3ecee67ecd3cc5d57abd2f8445c