[INFO] cloning repository https://github.com/VhRvo/leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VhRvo/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVhRvo%2Fleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVhRvo%2Fleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e033000dae472d12d097047b56656d971ab6086
[INFO] checking VhRvo/leetcode against try#95813608313bff49cfc1afc393a946a3c085b772 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVhRvo%2Fleetcode" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/VhRvo/leetcode
[INFO] finished tweaking git repo https://github.com/VhRvo/leetcode
[INFO] tweaked toml for git repo https://github.com/VhRvo/leetcode written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/VhRvo/leetcode on toolchain 95813608313bff49cfc1afc393a946a3c085b772
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/VhRvo/leetcode 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" "+95813608313bff49cfc1afc393a946a3c085b772" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b3cf131bd125d26fd27fae0a7722a6c713da2606d7b8d598aec086117b9019a
[INFO] running `Command { std: "docker" "start" "-a" "9b3cf131bd125d26fd27fae0a7722a6c713da2606d7b8d598aec086117b9019a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b3cf131bd125d26fd27fae0a7722a6c713da2606d7b8d598aec086117b9019a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b3cf131bd125d26fd27fae0a7722a6c713da2606d7b8d598aec086117b9019a", kill_on_drop: false }`
[INFO] [stdout] 9b3cf131bd125d26fd27fae0a7722a6c713da2606d7b8d598aec086117b9019a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62906713e1d04661eae40e4aa90c0eadc8cf91621e11129d6e6b69e22a0e9c53
[INFO] running `Command { std: "docker" "start" "-a" "62906713e1d04661eae40e4aa90c0eadc8cf91621e11129d6e6b69e22a0e9c53", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `xor_all` is assigned to, but never used
[INFO] [stdout]  --> src/lc2965.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let mut xor_all = (1..=n.pow(2)).fold(0, |result, elem| result ^ elem);
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_xor_all` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `xor_all` is never read
[INFO] [stdout]  --> src/lc2965.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |                 xor_all ^= *number;
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xor_all` is assigned to, but never used
[INFO] [stdout]  --> src/lc2965.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let mut xor_all = (1..=n.pow(2)).fold(0, |result, elem| result ^ elem);
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_xor_all` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `xor_all` is never read
[INFO] [stdout]  --> src/lc2965.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |                 xor_all ^= *number;
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "62906713e1d04661eae40e4aa90c0eadc8cf91621e11129d6e6b69e22a0e9c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62906713e1d04661eae40e4aa90c0eadc8cf91621e11129d6e6b69e22a0e9c53", kill_on_drop: false }`
[INFO] [stdout] 62906713e1d04661eae40e4aa90c0eadc8cf91621e11129d6e6b69e22a0e9c53
