[INFO] updating cached repository ex0dus-0x/PolyPasswordHasher-Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ex0dus-0x/PolyPasswordHasher-Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ex0dus-0x/PolyPasswordHasher-Rust" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ex0dus-0x/PolyPasswordHasher-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ex0dus-0x/PolyPasswordHasher-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ex0dus-0x/PolyPasswordHasher-Rust" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ex0dus-0x/PolyPasswordHasher-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ex0dus-0x/PolyPasswordHasher-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1954e1c212c96568dd4c13ce3f7435af2c3f312f
[INFO] sha for GitHub repo ex0dus-0x/PolyPasswordHasher-Rust: 1954e1c212c96568dd4c13ce3f7435af2c3f312f
[INFO] validating manifest of ex0dus-0x/PolyPasswordHasher-Rust 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 ex0dus-0x/PolyPasswordHasher-Rust 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 ex0dus-0x/PolyPasswordHasher-Rust
[INFO] finished frobbing ex0dus-0x/PolyPasswordHasher-Rust
[INFO] frobbed toml for ex0dus-0x/PolyPasswordHasher-Rust written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ex0dus-0x/PolyPasswordHasher-Rust/Cargo.toml
[INFO] started frobbing ex0dus-0x/PolyPasswordHasher-Rust
[INFO] finished frobbing ex0dus-0x/PolyPasswordHasher-Rust
[INFO] frobbed toml for ex0dus-0x/PolyPasswordHasher-Rust written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ex0dus-0x/PolyPasswordHasher-Rust/Cargo.toml
[INFO] crate ex0dus-0x/PolyPasswordHasher-Rust 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ex0dus-0x/PolyPasswordHasher-Rust against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-6/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ex0dus-0x/PolyPasswordHasher-Rust:/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] e9284b6abffc321bfc302da6cb3046752c30c8c703b10c46962da766f524a96c
[INFO] running `"docker" "start" "-a" "e9284b6abffc321bfc302da6cb3046752c30c8c703b10c46962da766f524a96c"`
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling rand v0.3.19
[INFO] [stderr]    Compiling serde_derive v1.0.26
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking PolyPasswordHasher v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/shamirsecret.rs:341:29
[INFO] [stderr]     |
[INFO] [stderr] 341 |         let mut c = vec![0; (b.len() - a.len())];
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/shamirsecret.rs:344:29
[INFO] [stderr]     |
[INFO] [stderr] 344 |         let mut c = vec![0; (a.len() - b.len())];
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/shamirsecret.rs:341:29
[INFO] [stderr]     |
[INFO] [stderr] 341 |         let mut c = vec![0; (b.len() - a.len())];
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/shamirsecret.rs:344:29
[INFO] [stderr]     |
[INFO] [stderr] 344 |         let mut c = vec![0; (a.len() - b.len())];
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `accounts`
[INFO] [stderr]   --> src/lib.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let accounts = AccountsWrapper {
[INFO] [stderr]    |             ^^^^^^^^ help: consider prefixing with an underscore: `_accounts`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `PolyPasswordHasher` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `poly_password_hasher`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `PolyPasswordHasher` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `poly_password_hasher`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.71s
[INFO] running `"docker" "inspect" "e9284b6abffc321bfc302da6cb3046752c30c8c703b10c46962da766f524a96c"`
[INFO] running `"docker" "rm" "-f" "e9284b6abffc321bfc302da6cb3046752c30c8c703b10c46962da766f524a96c"`
[INFO] [stdout] e9284b6abffc321bfc302da6cb3046752c30c8c703b10c46962da766f524a96c