[INFO] updating cached repository kamleshhello/Rust_hackathon_18
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kamleshhello/Rust_hackathon_18
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kamleshhello/Rust_hackathon_18" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/kamleshhello/Rust_hackathon_18"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/kamleshhello/Rust_hackathon_18'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kamleshhello/Rust_hackathon_18" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kamleshhello/Rust_hackathon_18"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kamleshhello/Rust_hackathon_18'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 337dcc6125531373395ce6f236aa7d3a85a82d4f
[INFO] sha for GitHub repo kamleshhello/Rust_hackathon_18: 337dcc6125531373395ce6f236aa7d3a85a82d4f
[INFO] validating manifest of kamleshhello/Rust_hackathon_18 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 kamleshhello/Rust_hackathon_18 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 kamleshhello/Rust_hackathon_18
[INFO] finished frobbing kamleshhello/Rust_hackathon_18
[INFO] frobbed toml for kamleshhello/Rust_hackathon_18 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/kamleshhello/Rust_hackathon_18/Cargo.toml
[INFO] started frobbing kamleshhello/Rust_hackathon_18
[INFO] finished frobbing kamleshhello/Rust_hackathon_18
[INFO] frobbed toml for kamleshhello/Rust_hackathon_18 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kamleshhello/Rust_hackathon_18/Cargo.toml
[INFO] crate kamleshhello/Rust_hackathon_18 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 kamleshhello/Rust_hackathon_18 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/kamleshhello/Rust_hackathon_18:/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] 2ffc73effd8ed7413247fc0a671e0b6466acf98c5c134229c1099e77baec35e3
[INFO] running `"docker" "start" "-a" "2ffc73effd8ed7413247fc0a671e0b6466acf98c5c134229c1099e77baec35e3"`
[INFO] [stderr]     Checking workshop v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `fs_extra::dir::*`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use fs_extra::dir::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fs_extra::error::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use fs_extra::error::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fs_extra::dir::*`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use fs_extra::dir::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fs_extra::error::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use fs_extra::error::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cmd`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let cmd = &args[1];
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_cmd`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ln`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let ln = "ln".to_string();
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_ln`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `options`
[INFO] [stderr]   --> src/main.rs:33:21
[INFO] [stderr]    |
[INFO] [stderr] 33 |                 let options = fs_extra::dir::CopyOptions::new(); /* dir1 to dir2 is not working right now */
[INFO] [stderr]    |                     ^^^^^^^ help: consider prefixing with an underscore: `_options`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cmd`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let cmd = &args[1];
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_cmd`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ln`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let ln = "ln".to_string();
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_ln`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `options`
[INFO] [stderr]   --> src/main.rs:33:21
[INFO] [stderr]    |
[INFO] [stderr] 33 |                 let options = fs_extra::dir::CopyOptions::new(); /* dir1 to dir2 is not working right now */
[INFO] [stderr]    |                     ^^^^^^^ help: consider prefixing with an underscore: `_options`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `"docker" "inspect" "2ffc73effd8ed7413247fc0a671e0b6466acf98c5c134229c1099e77baec35e3"`
[INFO] running `"docker" "rm" "-f" "2ffc73effd8ed7413247fc0a671e0b6466acf98c5c134229c1099e77baec35e3"`
[INFO] [stdout] 2ffc73effd8ed7413247fc0a671e0b6466acf98c5c134229c1099e77baec35e3