[INFO] updating cached repository https://github.com/htlsne/atcoder-rust-template
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/htlsne/atcoder-rust-template
[INFO] [stderr]    48aca6a..921f459  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 921f45970a79f2270852687f89e396282cbf2ffa
[INFO] checking htlsne/atcoder-rust-template against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtlsne%2Fatcoder-rust-template" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/htlsne/atcoder-rust-template on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/htlsne/atcoder-rust-template
[INFO] finished tweaking git repo https://github.com/htlsne/atcoder-rust-template
[INFO] tweaked toml for git repo https://github.com/htlsne/atcoder-rust-template written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/htlsne/atcoder-rust-template already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c6ae7c748640eb3c8666a4ba9eaf52874d8f5dd923daa31ebbdd9d49f0342b31
[INFO] running `"docker" "start" "-a" "c6ae7c748640eb3c8666a4ba9eaf52874d8f5dd923daa31ebbdd9d49f0342b31"`
[INFO] [stderr]     Checking atcoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/bin/a.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | / macro_rules! read_value {
[INFO] [stderr] 43 | |     ($iter:expr, ( $($t:tt),* )) => {
[INFO] [stderr] 44 | |         ( $(read_value!($iter, $t)),* )
[INFO] [stderr] 45 | |     };
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |     };
[INFO] [stderr] 62 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/bin/a.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | / macro_rules! read_value {
[INFO] [stderr] 43 | |     ($iter:expr, ( $($t:tt),* )) => {
[INFO] [stderr] 44 | |         ( $(read_value!($iter, $t)),* )
[INFO] [stderr] 45 | |     };
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |     };
[INFO] [stderr] 62 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iter`
[INFO] [stderr]   --> src/bin/a.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |           let mut iter = s.split_whitespace();
[INFO] [stderr]    |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stderr] ...
[INFO] [stderr] 67 | /     input! {
[INFO] [stderr] 68 | |     }
[INFO] [stderr]    | |_____- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/a.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |           let mut s = {
[INFO] [stderr]    |               ----^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 67 | /     input! {
[INFO] [stderr] 68 | |     }
[INFO] [stderr]    | |_____- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/a.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |           let mut iter = s.split_whitespace();
[INFO] [stderr]    |               ----^^^^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 67 | /     input! {
[INFO] [stderr] 68 | |     }
[INFO] [stderr]    | |_____- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iter`
[INFO] [stderr]   --> src/bin/a.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |           let mut iter = s.split_whitespace();
[INFO] [stderr]    |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stderr] ...
[INFO] [stderr] 67 | /     input! {
[INFO] [stderr] 68 | |     }
[INFO] [stderr]    | |_____- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/a.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |           let mut s = {
[INFO] [stderr]    |               ----^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 67 | /     input! {
[INFO] [stderr] 68 | |     }
[INFO] [stderr]    | |_____- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/a.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |           let mut iter = s.split_whitespace();
[INFO] [stderr]    |               ----^^^^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 67 | /     input! {
[INFO] [stderr] 68 | |     }
[INFO] [stderr]    | |_____- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "c6ae7c748640eb3c8666a4ba9eaf52874d8f5dd923daa31ebbdd9d49f0342b31"`
[INFO] running `"docker" "rm" "-f" "c6ae7c748640eb3c8666a4ba9eaf52874d8f5dd923daa31ebbdd9d49f0342b31"`
[INFO] [stdout] c6ae7c748640eb3c8666a4ba9eaf52874d8f5dd923daa31ebbdd9d49f0342b31