[INFO] updating cached repository buaya91/rust-eulers
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/buaya91/rust-eulers
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/buaya91/rust-eulers" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/buaya91/rust-eulers"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/buaya91/rust-eulers'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/buaya91/rust-eulers" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/buaya91/rust-eulers"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/buaya91/rust-eulers'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 477ba85cad6a85dae43ede51755c7518b30f6fe8
[INFO] sha for GitHub repo buaya91/rust-eulers: 477ba85cad6a85dae43ede51755c7518b30f6fe8
[INFO] validating manifest of buaya91/rust-eulers on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of buaya91/rust-eulers on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing buaya91/rust-eulers
[INFO] finished frobbing buaya91/rust-eulers
[INFO] frobbed toml for buaya91/rust-eulers written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/buaya91/rust-eulers/Cargo.toml
[INFO] started frobbing buaya91/rust-eulers
[INFO] finished frobbing buaya91/rust-eulers
[INFO] frobbed toml for buaya91/rust-eulers written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/buaya91/rust-eulers/Cargo.toml
[INFO] crate buaya91/rust-eulers has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking buaya91/rust-eulers against master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-0/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/buaya91/rust-eulers:/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" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0c5f7099f9bbe391968a0066aca1bc9c789c86ba4ec79007e0be279c5a1c424e
[INFO] running `"docker" "start" "-a" "0c5f7099f9bbe391968a0066aca1bc9c789c86ba4ec79007e0be279c5a1c424e"`
[INFO] [stderr]     Checking rust-eulers v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `odd`
[INFO] [stderr]   --> src/solutions.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     odd => acc,
[INFO] [stderr]    |                     ^^^ help: consider using `_odd` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `problem101`
[INFO] [stderr]   --> src/solutions.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn problem101() -> i64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `odd`
[INFO] [stderr]   --> src/solutions.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     odd => acc,
[INFO] [stderr]    |                     ^^^ help: consider using `_odd` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `problem101`
[INFO] [stderr]   --> src/solutions.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn problem101() -> i64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "0c5f7099f9bbe391968a0066aca1bc9c789c86ba4ec79007e0be279c5a1c424e"`
[INFO] running `"docker" "rm" "-f" "0c5f7099f9bbe391968a0066aca1bc9c789c86ba4ec79007e0be279c5a1c424e"`
[INFO] [stdout] 0c5f7099f9bbe391968a0066aca1bc9c789c86ba4ec79007e0be279c5a1c424e