[INFO] cloning repository https://github.com/abcamus/leetcode_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abcamus/leetcode_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabcamus%2Fleetcode_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabcamus%2Fleetcode_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] feac0c04bc1f99a80fd51136312f52bd1cdc487c
[INFO] checking abcamus/leetcode_rs against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabcamus%2Fleetcode_rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/abcamus/leetcode_rs
[INFO] finished tweaking git repo https://github.com/abcamus/leetcode_rs
[INFO] tweaked toml for git repo https://github.com/abcamus/leetcode_rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/abcamus/leetcode_rs on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/abcamus/leetcode_rs 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 739bc027b4c1af3a4cb539b4fdc7cbd7394d59c6fc64bc67667c0d157e206004
[INFO] running `Command { std: "docker" "start" "739bc027b4c1af3a4cb539b4fdc7cbd7394d59c6fc64bc67667c0d157e206004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "739bc027b4c1af3a4cb539b4fdc7cbd7394d59c6fc64bc67667c0d157e206004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "739bc027b4c1af3a4cb539b4fdc7cbd7394d59c6fc64bc67667c0d157e206004" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "739bc027b4c1af3a4cb539b4fdc7cbd7394d59c6fc64bc67667c0d157e206004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "739bc027b4c1af3a4cb539b4fdc7cbd7394d59c6fc64bc67667c0d157e206004" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `Vec<Vec<i32>>`
[INFO] [stdout]   --> src/lc_046.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |         return ans.into();
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 31 -         return ans.into();
[INFO] [stdout] 31 +         return ans;
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 31 -         return ans.into();
[INFO] [stdout] 31 +         return <Vec<Vec<i32>> as Into<_>>::into(ans);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Vec<Vec<i32>>`
[INFO] [stdout]   --> src/lc_077.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |         return ans.into();
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 24 -         return ans.into();
[INFO] [stdout] 24 +         return ans;
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 24 -         return ans.into();
[INFO] [stdout] 24 +         return <Vec<Vec<i32>> as Into<_>>::into(ans);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Vec<String>`
[INFO] [stdout]   --> src/lc_784.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |         return ans.into();
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 30 -         return ans.into();
[INFO] [stdout] 30 +         return ans;
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 30 -         return ans.into();
[INFO] [stdout] 30 +         return <Vec<String> as Into<_>>::into(ans);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hammingWeight` should have a snake case name
[INFO] [stdout]   --> src/lc_191.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn hammingWeight(n: u32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: convert the identifier to snake case: `hamming_weight`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `isBadVersion` should have a snake case name
[INFO] [stdout]  --> src/lc_278.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn isBadVersion(&self, n: i32) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `is_bad_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `leetcode` (bin "leetcode") due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `Vec<Vec<i32>>`
[INFO] [stdout]   --> src/lc_046.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |         return ans.into();
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 31 -         return ans.into();
[INFO] [stdout] 31 +         return ans;
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 31 -         return ans.into();
[INFO] [stdout] 31 +         return <Vec<Vec<i32>> as Into<_>>::into(ans);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Vec<Vec<i32>>`
[INFO] [stdout]   --> src/lc_077.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |         return ans.into();
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 24 -         return ans.into();
[INFO] [stdout] 24 +         return ans;
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 24 -         return ans.into();
[INFO] [stdout] 24 +         return <Vec<Vec<i32>> as Into<_>>::into(ans);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Vec<String>`
[INFO] [stdout]   --> src/lc_784.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |         return ans.into();
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 30 -         return ans.into();
[INFO] [stdout] 30 +         return ans;
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 30 -         return ans.into();
[INFO] [stdout] 30 +         return <Vec<String> as Into<_>>::into(ans);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hammingWeight` should have a snake case name
[INFO] [stdout]   --> src/lc_191.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn hammingWeight(n: u32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: convert the identifier to snake case: `hamming_weight`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `isBadVersion` should have a snake case name
[INFO] [stdout]  --> src/lc_278.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn isBadVersion(&self, n: i32) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `is_bad_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `leetcode` (bin "leetcode" test) due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "739bc027b4c1af3a4cb539b4fdc7cbd7394d59c6fc64bc67667c0d157e206004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739bc027b4c1af3a4cb539b4fdc7cbd7394d59c6fc64bc67667c0d157e206004", kill_on_drop: false }`
[INFO] [stdout] 739bc027b4c1af3a4cb539b4fdc7cbd7394d59c6fc64bc67667c0d157e206004
