[INFO] updating cached repository ineol/brave_new_simplex
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ineol/brave_new_simplex
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ineol/brave_new_simplex" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ineol/brave_new_simplex"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ineol/brave_new_simplex'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ineol/brave_new_simplex" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ineol/brave_new_simplex"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ineol/brave_new_simplex'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] de62d1ace64fe39f1d690eab489e37f8cc9d84f6
[INFO] sha for GitHub repo ineol/brave_new_simplex: de62d1ace64fe39f1d690eab489e37f8cc9d84f6
[INFO] validating manifest of ineol/brave_new_simplex on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ineol/brave_new_simplex on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ineol/brave_new_simplex
[INFO] finished frobbing ineol/brave_new_simplex
[INFO] frobbed toml for ineol/brave_new_simplex written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ineol/brave_new_simplex/Cargo.toml
[INFO] started frobbing ineol/brave_new_simplex
[INFO] finished frobbing ineol/brave_new_simplex
[INFO] frobbed toml for ineol/brave_new_simplex written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ineol/brave_new_simplex/Cargo.toml
[INFO] crate ineol/brave_new_simplex already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ineol/brave_new_simplex/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ineol/brave_new_simplex against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-4/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ineol/brave_new_simplex:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0b025ff48c649e4c8f2ae1f7b3890c51127cb8a61e6148b3964d7223a08cb48c
[INFO] running `"docker" "start" "-a" "0b025ff48c649e4c8f2ae1f7b3890c51127cb8a61e6148b3964d7223a08cb48c"`
[INFO] [stderr]     Checking simplex v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `linear_system::*`
[INFO] [stderr]    --> src/parser.rs:464:9
[INFO] [stderr]     |
[INFO] [stderr] 464 |     use linear_system::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: private type `linear_system::LeavingCase<F>` in public interface (error E0446)
[INFO] [stderr]    --> src/linear_system.rs:223:5
[INFO] [stderr]     |
[INFO] [stderr] 223 | /     pub fn find_leaving_variable(&self, je: usize) -> LeavingCase<F> { // TODO(leo): get rid of dumb LeavingCase :/
[INFO] [stderr] 224 | |         use self::LeavingCase::*;
[INFO] [stderr] 225 | |         //assert!(je != 0);
[INFO] [stderr] 226 | |         let coeffs = (0..self.h()).map(|i| if self.m.at(i, je) < F::zero() {
[INFO] [stderr] ...   |
[INFO] [stderr] 241 | |         res.unwrap_or(NonNeg)
[INFO] [stderr] 242 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(private_in_public)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `linear_system::LeavingCase<F>` in public interface (error E0446)
[INFO] [stderr]    --> src/linear_system.rs:223:5
[INFO] [stderr]     |
[INFO] [stderr] 223 | /     pub fn find_leaving_variable(&self, je: usize) -> LeavingCase<F> { // TODO(leo): get rid of dumb LeavingCase :/
[INFO] [stderr] 224 | |         use self::LeavingCase::*;
[INFO] [stderr] 225 | |         //assert!(je != 0);
[INFO] [stderr] 226 | |         let coeffs = (0..self.h()).map(|i| if self.m.at(i, je) < F::zero() {
[INFO] [stderr] ...   |
[INFO] [stderr] 241 | |         res.unwrap_or(NonNeg)
[INFO] [stderr] 242 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(private_in_public)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "0b025ff48c649e4c8f2ae1f7b3890c51127cb8a61e6148b3964d7223a08cb48c"`
[INFO] running `"docker" "rm" "-f" "0b025ff48c649e4c8f2ae1f7b3890c51127cb8a61e6148b3964d7223a08cb48c"`
[INFO] [stdout] 0b025ff48c649e4c8f2ae1f7b3890c51127cb8a61e6148b3964d7223a08cb48c