[INFO] updating cached repository wh317706/rust_cp_snippets
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wh317706/rust_cp_snippets
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wh317706/rust_cp_snippets" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/wh317706/rust_cp_snippets"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/wh317706/rust_cp_snippets'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wh317706/rust_cp_snippets" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/wh317706/rust_cp_snippets"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/wh317706/rust_cp_snippets'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7e990f906e866ef8077f9e5349d1e75c0fe9a844
[INFO] sha for GitHub repo wh317706/rust_cp_snippets: 7e990f906e866ef8077f9e5349d1e75c0fe9a844
[INFO] validating manifest of wh317706/rust_cp_snippets 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 wh317706/rust_cp_snippets 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 wh317706/rust_cp_snippets
[INFO] finished frobbing wh317706/rust_cp_snippets
[INFO] frobbed toml for wh317706/rust_cp_snippets written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/wh317706/rust_cp_snippets/Cargo.toml
[INFO] started frobbing wh317706/rust_cp_snippets
[INFO] finished frobbing wh317706/rust_cp_snippets
[INFO] frobbed toml for wh317706/rust_cp_snippets written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/wh317706/rust_cp_snippets/Cargo.toml
[INFO] crate wh317706/rust_cp_snippets 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 wh317706/rust_cp_snippets against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-7/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/wh317706/rust_cp_snippets:/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] ee645706e4e2927971a2e6276a1d4764274b1ffcc6b6db7313da28245d29939e
[INFO] running `"docker" "start" "-a" "ee645706e4e2927971a2e6276a1d4764274b1ffcc6b6db7313da28245d29939e"`
[INFO] [stderr]    Compiling cargo-snippet v0.2.6
[INFO] [stderr]     Checking rust_cp_snippets v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `next`
[INFO] [stderr]    --> src/template.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |         let mut next = move || -> String{
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_next`
[INFO] [stderr] ...
[INFO] [stderr] 148 |     input!{}
[INFO] [stderr]     |     -------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/template.rs:25:13
[INFO] [stderr]     |
[INFO] [stderr] 25  |         let mut next = move || -> String{
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 148 |     input!{}
[INFO] [stderr]     |     -------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `next`
[INFO] [stderr]    --> src/template.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |         let mut next = move || -> String{
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_next`
[INFO] [stderr] ...
[INFO] [stderr] 148 |     input!{}
[INFO] [stderr]     |     -------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/template.rs:25:13
[INFO] [stderr]     |
[INFO] [stderr] 25  |         let mut next = move || -> String{
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 148 |     input!{}
[INFO] [stderr]     |     -------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `"docker" "inspect" "ee645706e4e2927971a2e6276a1d4764274b1ffcc6b6db7313da28245d29939e"`
[INFO] running `"docker" "rm" "-f" "ee645706e4e2927971a2e6276a1d4764274b1ffcc6b6db7313da28245d29939e"`
[INFO] [stdout] ee645706e4e2927971a2e6276a1d4764274b1ffcc6b6db7313da28245d29939e