[INFO] cloning repository https://github.com/marstalk/rust-basic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marstalk/rust-basic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarstalk%2Frust-basic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarstalk%2Frust-basic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6f62d8f31f0ff6975e50967dcfb33628ede4d93
[INFO] testing marstalk/rust-basic against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarstalk%2Frust-basic" "/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/marstalk/rust-basic
[INFO] finished tweaking git repo https://github.com/marstalk/rust-basic
[INFO] tweaked toml for git repo https://github.com/marstalk/rust-basic written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/marstalk/rust-basic on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/marstalk/rust-basic 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ee432df447f3e63d70d6fd2b3004ee00783b963d88d1b9de6928d930da5b6d1
[INFO] running `Command { std: "docker" "start" "-a" "7ee432df447f3e63d70d6fd2b3004ee00783b963d88d1b9de6928d930da5b6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ee432df447f3e63d70d6fd2b3004ee00783b963d88d1b9de6928d930da5b6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee432df447f3e63d70d6fd2b3004ee00783b963d88d1b9de6928d930da5b6d1", kill_on_drop: false }`
[INFO] [stdout] 7ee432df447f3e63d70d6fd2b3004ee00783b963d88d1b9de6928d930da5b6d1
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c920dcf67b7333fcf3940a0a0b47585981ae38bc30cd0ca761234c655e0a7975
[INFO] running `Command { std: "docker" "start" "-a" "c920dcf67b7333fcf3940a0a0b47585981ae38bc30cd0ca761234c655e0a7975", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling zerocopy v0.8.0-alpha.5
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand_core v0.9.0-alpha.0 (https://github.com/rust-lang-nursery/rand#7ff0fc9e)
[INFO] [stderr]    Compiling rand_chacha v0.9.0-alpha.0 (https://github.com/rust-lang-nursery/rand#7ff0fc9e)
[INFO] [stderr]    Compiling rand v0.9.0-alpha.0 (https://github.com/rust-lang-nursery/rand#7ff0fc9e)
[INFO] [stderr]    Compiling rust-basic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `make_square_same_color`
[INFO] [stdout]   --> src/algorithm/other/mod.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub mod make_square_same_color;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `make_square_same_color`, create file "src/algorithm/other/make_square_same_color.rs" or "src/algorithm/other/make_square_same_color/mod.rs"
[INFO] [stdout]    = note: if there is a `mod make_square_same_color` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/algorithm/other/three_sum_closest.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut res = 0;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nums`
[INFO] [stdout]   --> src/algorithm/other/three_sum_closest.rs:78:40
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn three_sum_closest_optimized(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]    |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/algorithm/other/three_sum_closest.rs:78:56
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn three_sum_closest_optimized(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]    |                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-basic` (lib) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c920dcf67b7333fcf3940a0a0b47585981ae38bc30cd0ca761234c655e0a7975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c920dcf67b7333fcf3940a0a0b47585981ae38bc30cd0ca761234c655e0a7975", kill_on_drop: false }`
[INFO] [stdout] c920dcf67b7333fcf3940a0a0b47585981ae38bc30cd0ca761234c655e0a7975
