[INFO] fetching crate neobuffer 0.1.0...
[INFO] testing neobuffer-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate neobuffer 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate neobuffer 0.1.0
[INFO] finished tweaking crates.io crate neobuffer 0.1.0
[INFO] tweaked toml for crates.io crate neobuffer 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate neobuffer 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c937b80d03256642e4130e27d0a6b12f80a8b7d0db8f8bfc8cc0251685e5df9
[INFO] running `Command { std: "docker" "start" "-a" "7c937b80d03256642e4130e27d0a6b12f80a8b7d0db8f8bfc8cc0251685e5df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c937b80d03256642e4130e27d0a6b12f80a8b7d0db8f8bfc8cc0251685e5df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c937b80d03256642e4130e27d0a6b12f80a8b7d0db8f8bfc8cc0251685e5df9", kill_on_drop: false }`
[INFO] [stdout] 7c937b80d03256642e4130e27d0a6b12f80a8b7d0db8f8bfc8cc0251685e5df9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efe9bf979214c5e03edd3a7881bccd584f29fd42d7900dc8f8429fe7874a5376
[INFO] running `Command { std: "docker" "start" "-a" "efe9bf979214c5e03edd3a7881bccd584f29fd42d7900dc8f8429fe7874a5376", kill_on_drop: false }`
[INFO] [stderr]    Compiling neobuffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "efe9bf979214c5e03edd3a7881bccd584f29fd42d7900dc8f8429fe7874a5376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe9bf979214c5e03edd3a7881bccd584f29fd42d7900dc8f8429fe7874a5376", kill_on_drop: false }`
[INFO] [stdout] efe9bf979214c5e03edd3a7881bccd584f29fd42d7900dc8f8429fe7874a5376
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20b48a0823778196ee4cbb5fce5c56196acdeefcc062b546bc2fd3f743b55463
[INFO] running `Command { std: "docker" "start" "-a" "20b48a0823778196ee4cbb5fce5c56196acdeefcc062b546bc2fd3f743b55463", kill_on_drop: false }`
[INFO] [stderr]    Compiling neobuffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "20b48a0823778196ee4cbb5fce5c56196acdeefcc062b546bc2fd3f743b55463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b48a0823778196ee4cbb5fce5c56196acdeefcc062b546bc2fd3f743b55463", kill_on_drop: false }`
[INFO] [stdout] 20b48a0823778196ee4cbb5fce5c56196acdeefcc062b546bc2fd3f743b55463
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3d778a9c31d01179ccc52881c8dd33f9be5956ab2d4f3f327b46124e3a3ec15
[INFO] running `Command { std: "docker" "start" "-a" "b3d778a9c31d01179ccc52881c8dd33f9be5956ab2d4f3f327b46124e3a3ec15", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/neobuffer-6e67e0bd871863f6)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests neobuffer
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b3d778a9c31d01179ccc52881c8dd33f9be5956ab2d4f3f327b46124e3a3ec15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d778a9c31d01179ccc52881c8dd33f9be5956ab2d4f3f327b46124e3a3ec15", kill_on_drop: false }`
[INFO] [stdout] b3d778a9c31d01179ccc52881c8dd33f9be5956ab2d4f3f327b46124e3a3ec15