[INFO] updating cached repository dewaka/topcoder
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dewaka/topcoder
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dewaka/topcoder" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/dewaka/topcoder"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/dewaka/topcoder'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dewaka/topcoder" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/dewaka/topcoder"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/dewaka/topcoder'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1bf4e66d4187bbacdaf3faedbd50a0df89f59843
[INFO] sha for GitHub repo dewaka/topcoder: 1bf4e66d4187bbacdaf3faedbd50a0df89f59843
[INFO] validating manifest of dewaka/topcoder on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dewaka/topcoder on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dewaka/topcoder
[INFO] finished frobbing dewaka/topcoder
[INFO] frobbed toml for dewaka/topcoder written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/dewaka/topcoder/Cargo.toml
[INFO] started frobbing dewaka/topcoder
[INFO] finished frobbing dewaka/topcoder
[INFO] frobbed toml for dewaka/topcoder written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/dewaka/topcoder/Cargo.toml
[INFO] crate dewaka/topcoder already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dewaka/topcoder against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/dewaka/topcoder:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 964fe30d7725df3e69f2ae25b7d36fc90c56732de06a0475767a3f78da7a1c2a
[INFO] running `"docker" "start" "-a" "964fe30d7725df3e69f2ae25b7d36fc90c56732de06a0475767a3f78da7a1c2a"`
[INFO] [stderr]     Checking topcoder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]  --> src/problems/energy_source.rs:3:32
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn count_different_sources(num: i64) -> (i64, i64) {
[INFO] [stderr]   |                                ^^^ help: consider prefixing with an underscore: `_num`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]  --> src/problems/building_strings.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn find_any(k: i32) -> Vec<String> {
[INFO] [stderr]   |                 ^ help: consider prefixing with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]  --> src/problems/energy_source.rs:3:32
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn count_different_sources(num: i64) -> (i64, i64) {
[INFO] [stderr]   |                                ^^^ help: consider prefixing with an underscore: `_num`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]  --> src/problems/building_strings.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn find_any(k: i32) -> Vec<String> {
[INFO] [stderr]   |                 ^ help: consider prefixing with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "964fe30d7725df3e69f2ae25b7d36fc90c56732de06a0475767a3f78da7a1c2a"`
[INFO] running `"docker" "rm" "-f" "964fe30d7725df3e69f2ae25b7d36fc90c56732de06a0475767a3f78da7a1c2a"`
[INFO] [stdout] 964fe30d7725df3e69f2ae25b7d36fc90c56732de06a0475767a3f78da7a1c2a