[INFO] updating cached repository camccar/chpt10-11
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/camccar/chpt10-11
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/camccar/chpt10-11" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/camccar/chpt10-11"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/camccar/chpt10-11'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/camccar/chpt10-11" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/camccar/chpt10-11"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/camccar/chpt10-11'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e2fcad5b152ec2404e7f70e8717abdf533215bc
[INFO] sha for GitHub repo camccar/chpt10-11: 5e2fcad5b152ec2404e7f70e8717abdf533215bc
[INFO] validating manifest of camccar/chpt10-11 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 camccar/chpt10-11 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 camccar/chpt10-11
[INFO] finished frobbing camccar/chpt10-11
[INFO] frobbed toml for camccar/chpt10-11 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/camccar/chpt10-11/Cargo.toml
[INFO] started frobbing camccar/chpt10-11
[INFO] finished frobbing camccar/chpt10-11
[INFO] frobbed toml for camccar/chpt10-11 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/camccar/chpt10-11/Cargo.toml
[INFO] crate camccar/chpt10-11 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 camccar/chpt10-11 against master#0f88167f89fffe321590c5148f21b7d51d44388d for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-0/master#0f88167f89fffe321590c5148f21b7d51d44388d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/camccar/chpt10-11:/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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1c85664defd3ec373182392dd896a0b19407dc416a6d5e1cbb2434b888ed040e
[INFO] running `"docker" "start" "-a" "1c85664defd3ec373182392dd896a0b19407dc416a6d5e1cbb2434b888ed040e"`
[INFO] [stderr]     Checking ch10-11 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     for x in 0..listNum.len(){
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sizeofthing`
[INFO] [stderr]   --> src/main.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let sizeofthing = copyvec.len();
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: consider prefixing with an underscore: `_sizeofthing`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sizeofthing`
[INFO] [stderr]   --> src/main.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |             let sizeofthing = listNum.len();
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: consider prefixing with an underscore: `_sizeofthing`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `listNum` should have a snake case name
[INFO] [stderr]   --> src/main.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut listNum = vec![5,8,6,2,3,4,6];
[INFO] [stderr]    |             ^^^^^^^ help: convert the identifier to snake case: `list_num`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     for x in 0..listNum.len(){
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sizeofthing`
[INFO] [stderr]   --> src/main.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let sizeofthing = copyvec.len();
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: consider prefixing with an underscore: `_sizeofthing`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sizeofthing`
[INFO] [stderr]   --> src/main.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |             let sizeofthing = listNum.len();
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: consider prefixing with an underscore: `_sizeofthing`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `listNum` should have a snake case name
[INFO] [stderr]   --> src/main.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut listNum = vec![5,8,6,2,3,4,6];
[INFO] [stderr]    |             ^^^^^^^ help: convert the identifier to snake case: `list_num`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "1c85664defd3ec373182392dd896a0b19407dc416a6d5e1cbb2434b888ed040e"`
[INFO] running `"docker" "rm" "-f" "1c85664defd3ec373182392dd896a0b19407dc416a6d5e1cbb2434b888ed040e"`
[INFO] [stdout] 1c85664defd3ec373182392dd896a0b19407dc416a6d5e1cbb2434b888ed040e