[INFO] cloning repository https://github.com/marekhummel/codewars
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marekhummel/codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarekhummel%2Fcodewars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarekhummel%2Fcodewars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36ad10c891b08755e6aa4393b645469151fbe32f
[INFO] checking marekhummel/codewars against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarekhummel%2Fcodewars" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/marekhummel/codewars
[INFO] finished tweaking git repo https://github.com/marekhummel/codewars
[INFO] tweaked toml for git repo https://github.com/marekhummel/codewars written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/marekhummel/codewars on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/marekhummel/codewars already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b61113264f9655944780ede80414b4001125ae5ab87ec2713b3c1aeceb833559
[INFO] running `Command { std: "docker" "start" "-a" "b61113264f9655944780ede80414b4001125ae5ab87ec2713b3c1aeceb833559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b61113264f9655944780ede80414b4001125ae5ab87ec2713b3c1aeceb833559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b61113264f9655944780ede80414b4001125ae5ab87ec2713b3c1aeceb833559", kill_on_drop: false }`
[INFO] [stdout] b61113264f9655944780ede80414b4001125ae5ab87ec2713b3c1aeceb833559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3127587ff8eef33ac5935408adcd60be253022ee54cb83d7fa611a342dc5f083
[INFO] running `Command { std: "docker" "start" "-a" "3127587ff8eef33ac5935408adcd60be253022ee54cb83d7fa611a342dc5f083", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Checking codewars-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> rust/integer_depth.rs:22:54
[INFO] [stdout]    |
[INFO] [stdout] 22 |         current = digits.fold(current, |mask, digit| (mask | (1 << digit)));
[INFO] [stdout]    |                                                      ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 -         current = digits.fold(current, |mask, digit| (mask | (1 << digit)));
[INFO] [stdout] 22 +         current = digits.fold(current, |mask, digit| mask | (1 << digit));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> rust/integer_depth.rs:22:54
[INFO] [stdout]    |
[INFO] [stdout] 22 |         current = digits.fold(current, |mask, digit| (mask | (1 << digit)));
[INFO] [stdout]    |                                                      ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 -         current = digits.fold(current, |mask, digit| (mask | (1 << digit)));
[INFO] [stdout] 22 +         current = digits.fold(current, |mask, digit| mask | (1 << digit));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]  --> rust/split_strings.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut ps = String::from(s.clone());
[INFO] [stdout]   |                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]   |
[INFO] [stdout]   = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]   = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]  --> rust/split_strings.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut ps = String::from(s.clone());
[INFO] [stdout]   |                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]   |
[INFO] [stdout]   = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]   = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.18s
[INFO] running `Command { std: "docker" "inspect" "3127587ff8eef33ac5935408adcd60be253022ee54cb83d7fa611a342dc5f083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3127587ff8eef33ac5935408adcd60be253022ee54cb83d7fa611a342dc5f083", kill_on_drop: false }`
[INFO] [stdout] 3127587ff8eef33ac5935408adcd60be253022ee54cb83d7fa611a342dc5f083
