[INFO] updating cached repository amithendin/amitdb
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/amithendin/amitdb
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/amithendin/amitdb" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/amithendin/amitdb"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/amithendin/amitdb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/amithendin/amitdb" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/amithendin/amitdb"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/amithendin/amitdb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ec006492d5bacc3a44bdaa1f56a589ba93da244e
[INFO] sha for GitHub repo amithendin/amitdb: ec006492d5bacc3a44bdaa1f56a589ba93da244e
[INFO] validating manifest of amithendin/amitdb 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 amithendin/amitdb 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 amithendin/amitdb
[INFO] finished frobbing amithendin/amitdb
[INFO] frobbed toml for amithendin/amitdb written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/amithendin/amitdb/Cargo.toml
[INFO] started frobbing amithendin/amitdb
[INFO] finished frobbing amithendin/amitdb
[INFO] frobbed toml for amithendin/amitdb written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/amithendin/amitdb/Cargo.toml
[INFO] crate amithendin/amitdb 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 amithendin/amitdb against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-3/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/amithendin/amitdb:/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] 00a49732d580fc3e218500bc48e2fc152292279eee95bd12fb2b3ab43a2d92db
[INFO] running `"docker" "start" "-a" "00a49732d580fc3e218500bc48e2fc152292279eee95bd12fb2b3ab43a2d92db"`
[INFO] [stderr]    Compiling serde v1.0.76
[INFO] [stderr]    Compiling deunicode v0.4.2
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]    Compiling jmespath v0.2.0
[INFO] [stderr]     Checking amitdb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collection/node/mod.rs:178:13
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let mut arr = n.arrs.get_mut(step_no_brackets.as_str()).unwrap();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collection/node/mod.rs:414:13
[INFO] [stderr]     |
[INFO] [stderr] 414 |         let mut vals_only = self.data.as_object_mut().unwrap();
[INFO] [stderr]     |             ----^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collection/node/mod.rs:553:21
[INFO] [stderr]     |
[INFO] [stderr] 553 |                 let mut arr = self.arrs.get_mut(name.as_str()).unwrap();
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collection/node/mod.rs:178:13
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let mut arr = n.arrs.get_mut(step_no_brackets.as_str()).unwrap();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `id`
[INFO] [stderr]   --> src/threadpool/mod.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     id: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `zero`
[INFO] [stderr]   --> src/http/mod.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub fn zero() -> Request {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collection/node/mod.rs:414:13
[INFO] [stderr]     |
[INFO] [stderr] 414 |         let mut vals_only = self.data.as_object_mut().unwrap();
[INFO] [stderr]     |             ----^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collection/node/mod.rs:553:21
[INFO] [stderr]     |
[INFO] [stderr] 553 |                 let mut arr = self.arrs.get_mut(name.as_str()).unwrap();
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `id`
[INFO] [stderr]   --> src/threadpool/mod.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     id: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `zero`
[INFO] [stderr]   --> src/http/mod.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub fn zero() -> Request {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.53s
[INFO] running `"docker" "inspect" "00a49732d580fc3e218500bc48e2fc152292279eee95bd12fb2b3ab43a2d92db"`
[INFO] running `"docker" "rm" "-f" "00a49732d580fc3e218500bc48e2fc152292279eee95bd12fb2b3ab43a2d92db"`
[INFO] [stdout] 00a49732d580fc3e218500bc48e2fc152292279eee95bd12fb2b3ab43a2d92db