[INFO] updating cached repository happenslol/n3
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/happenslol/n3
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/happenslol/n3" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/happenslol/n3"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/happenslol/n3'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/happenslol/n3" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/happenslol/n3"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/happenslol/n3'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 26a3afe6868a9060ef8c311f4179b997f6ec30be
[INFO] sha for GitHub repo happenslol/n3: 26a3afe6868a9060ef8c311f4179b997f6ec30be
[INFO] validating manifest of happenslol/n3 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of happenslol/n3 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing happenslol/n3
[INFO] finished frobbing happenslol/n3
[INFO] frobbed toml for happenslol/n3 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/happenslol/n3/Cargo.toml
[INFO] started frobbing happenslol/n3
[INFO] finished frobbing happenslol/n3
[INFO] frobbed toml for happenslol/n3 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/happenslol/n3/Cargo.toml
[INFO] crate happenslol/n3 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking happenslol/n3 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-2/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/happenslol/n3:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 60df7707163e0e2cdab8b2029e21136ffc04859e8ca54be8a8ce79a5cc77ce6f
[INFO] running `"docker" "start" "-a" "60df7707163e0e2cdab8b2029e21136ffc04859e8ca54be8a8ce79a5cc77ce6f"`
[INFO] [stderr]     Checking pistoncore-glutin_window v0.35.1
[INFO] [stderr]     Checking piston_window v0.64.0
[INFO] [stderr]     Checking n3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `dt`
[INFO] [stderr]   --> src/camera.rs:20:30
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn update(&mut self, dt: f64) {
[INFO] [stderr]    |                              ^^ help: consider prefixing with an underscore: `_dt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_tile_offset`
[INFO] [stderr]   --> src/world.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn add_tile_offset(pos: [f64; 2], offset: [i32; 2]) -> [f64; 2] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dt`
[INFO] [stderr]   --> src/camera.rs:20:30
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn update(&mut self, dt: f64) {
[INFO] [stderr]    |                              ^^ help: consider prefixing with an underscore: `_dt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_tile_offset`
[INFO] [stderr]   --> src/world.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn add_tile_offset(pos: [f64; 2], offset: [i32; 2]) -> [f64; 2] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `"docker" "inspect" "60df7707163e0e2cdab8b2029e21136ffc04859e8ca54be8a8ce79a5cc77ce6f"`
[INFO] running `"docker" "rm" "-f" "60df7707163e0e2cdab8b2029e21136ffc04859e8ca54be8a8ce79a5cc77ce6f"`
[INFO] [stdout] 60df7707163e0e2cdab8b2029e21136ffc04859e8ca54be8a8ce79a5cc77ce6f