[INFO] updating cached repository rigelrozanski/rustyello
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rigelrozanski/rustyello
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rigelrozanski/rustyello" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/rigelrozanski/rustyello"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/rigelrozanski/rustyello'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rigelrozanski/rustyello" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/rigelrozanski/rustyello"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/rigelrozanski/rustyello'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 71b80b4d5268021a8cfc0c67903cb92cfaf69ae5
[INFO] sha for GitHub repo rigelrozanski/rustyello: 71b80b4d5268021a8cfc0c67903cb92cfaf69ae5
[INFO] validating manifest of rigelrozanski/rustyello on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rigelrozanski/rustyello on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rigelrozanski/rustyello
[INFO] finished frobbing rigelrozanski/rustyello
[INFO] frobbed toml for rigelrozanski/rustyello written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/rigelrozanski/rustyello/Cargo.toml
[INFO] started frobbing rigelrozanski/rustyello
[INFO] finished frobbing rigelrozanski/rustyello
[INFO] frobbed toml for rigelrozanski/rustyello written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/rigelrozanski/rustyello/Cargo.toml
[INFO] crate rigelrozanski/rustyello already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rigelrozanski/rustyello against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/rigelrozanski/rustyello:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6921bea117ab14e2a9a39d23260908e02aac8ddddab6fc9e7da0777cc37e9408
[INFO] running `"docker" "start" "-a" "6921bea117ab14e2a9a39d23260908e02aac8ddddab6fc9e7da0777cc37e9408"`
[INFO] [stderr]     Checking rustyello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `boxed_bloop`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let boxed_bloop = Box::new(Bloop{ a:6, b:66, c:666 }); // exists on the heap  - kinda like a pointer but treat like a regular Bloop
[INFO] [stderr]    |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_boxed_bloop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `what_got_popped_on_v`
[INFO] [stderr]   --> src/main.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |     if let Some(what_got_popped_on_v) = v.pop() { // ignores the None case 
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_what_got_popped_on_v`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `b`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     b: u64, 
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `c`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     c: T, // the generic
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `boxed_bloop`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let boxed_bloop = Box::new(Bloop{ a:6, b:66, c:666 }); // exists on the heap  - kinda like a pointer but treat like a regular Bloop
[INFO] [stderr]    |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_boxed_bloop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `what_got_popped_on_v`
[INFO] [stderr]   --> src/main.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |     if let Some(what_got_popped_on_v) = v.pop() { // ignores the None case 
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_what_got_popped_on_v`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `b`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     b: u64, 
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `c`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     c: T, // the generic
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "6921bea117ab14e2a9a39d23260908e02aac8ddddab6fc9e7da0777cc37e9408"`
[INFO] running `"docker" "rm" "-f" "6921bea117ab14e2a9a39d23260908e02aac8ddddab6fc9e7da0777cc37e9408"`
[INFO] [stdout] 6921bea117ab14e2a9a39d23260908e02aac8ddddab6fc9e7da0777cc37e9408