[INFO] cloning repository https://github.com/Swap-nil-2003/Rust_Basics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Swap-nil-2003/Rust_Basics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwap-nil-2003%2FRust_Basics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwap-nil-2003%2FRust_Basics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3da2247724c3f0a97fc8797833d1eb91dadf3d97
[INFO] documenting Swap-nil-2003/Rust_Basics against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwap-nil-2003%2FRust_Basics" "/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/Swap-nil-2003/Rust_Basics
[INFO] finished tweaking git repo https://github.com/Swap-nil-2003/Rust_Basics
[INFO] tweaked toml for git repo https://github.com/Swap-nil-2003/Rust_Basics written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Swap-nil-2003/Rust_Basics on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Swap-nil-2003/Rust_Basics 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-2026-01-20" "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-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f463d76dffc93021f81f8d5699723ad09e76f71c4b613c18ec99ade4240bb23
[INFO] running `Command { std: "docker" "start" "-a" "5f463d76dffc93021f81f8d5699723ad09e76f71c4b613c18ec99ade4240bb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f463d76dffc93021f81f8d5699723ad09e76f71c4b613c18ec99ade4240bb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f463d76dffc93021f81f8d5699723ad09e76f71c4b613c18ec99ade4240bb23", kill_on_drop: false }`
[INFO] [stdout] 5f463d76dffc93021f81f8d5699723ad09e76f71c4b613c18ec99ade4240bb23
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5881ba37e2f4f9538e3897bee1b87405de72c69c80810cd11160d11317f2d436
[INFO] running `Command { std: "docker" "start" "-a" "5881ba37e2f4f9538e3897bee1b87405de72c69c80810cd11160d11317f2d436", kill_on_drop: false }`
[INFO] [stderr]  Documenting Rust_Basics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: 1 positional argument in format string, but no arguments were given
[INFO] [stdout]  --> src/main.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 |     println!("Hello, world{}");
[INFO] [stdout]   |                           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `Rust_Basics`
[INFO] running `Command { std: "docker" "inspect" "5881ba37e2f4f9538e3897bee1b87405de72c69c80810cd11160d11317f2d436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5881ba37e2f4f9538e3897bee1b87405de72c69c80810cd11160d11317f2d436", kill_on_drop: false }`
[INFO] [stdout] 5881ba37e2f4f9538e3897bee1b87405de72c69c80810cd11160d11317f2d436
