[INFO] fetching crate xin 0.1.0...
[INFO] testing xin-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate xin 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate xin 0.1.0
[INFO] finished tweaking crates.io crate xin 0.1.0
[INFO] tweaked toml for crates.io crate xin 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xin 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 59e364e8c08d0a75c0f742b40bc122ce73f3849f127f2c2d5e92a00b23fee8d0
[INFO] running `Command { std: "docker" "start" "-a" "59e364e8c08d0a75c0f742b40bc122ce73f3849f127f2c2d5e92a00b23fee8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59e364e8c08d0a75c0f742b40bc122ce73f3849f127f2c2d5e92a00b23fee8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59e364e8c08d0a75c0f742b40bc122ce73f3849f127f2c2d5e92a00b23fee8d0", kill_on_drop: false }`
[INFO] [stdout] 59e364e8c08d0a75c0f742b40bc122ce73f3849f127f2c2d5e92a00b23fee8d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 81768fcc13975742d484e5162de1dd7925a4ce11644c1fb77cd2457317110fed
[INFO] running `Command { std: "docker" "start" "-a" "81768fcc13975742d484e5162de1dd7925a4ce11644c1fb77cd2457317110fed", kill_on_drop: false }`
[INFO] [stderr]    Compiling xin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "81768fcc13975742d484e5162de1dd7925a4ce11644c1fb77cd2457317110fed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81768fcc13975742d484e5162de1dd7925a4ce11644c1fb77cd2457317110fed", kill_on_drop: false }`
[INFO] [stdout] 81768fcc13975742d484e5162de1dd7925a4ce11644c1fb77cd2457317110fed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 24870f4ca0a8abb72b960c5a19f993fcf5dabcf73dbc9d3954ecb38ae33a74ab
[INFO] running `Command { std: "docker" "start" "-a" "24870f4ca0a8abb72b960c5a19f993fcf5dabcf73dbc9d3954ecb38ae33a74ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling xin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "24870f4ca0a8abb72b960c5a19f993fcf5dabcf73dbc9d3954ecb38ae33a74ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24870f4ca0a8abb72b960c5a19f993fcf5dabcf73dbc9d3954ecb38ae33a74ab", kill_on_drop: false }`
[INFO] [stdout] 24870f4ca0a8abb72b960c5a19f993fcf5dabcf73dbc9d3954ecb38ae33a74ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0d588ec79ce82a41f4ed12cf77e553f72446885eb0b258fe9f6ae2b41682588a
[INFO] running `Command { std: "docker" "start" "-a" "0d588ec79ce82a41f4ed12cf77e553f72446885eb0b258fe9f6ae2b41682588a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/xin-9ca281ec04294fdd)
[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" "0d588ec79ce82a41f4ed12cf77e553f72446885eb0b258fe9f6ae2b41682588a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d588ec79ce82a41f4ed12cf77e553f72446885eb0b258fe9f6ae2b41682588a", kill_on_drop: false }`
[INFO] [stdout] 0d588ec79ce82a41f4ed12cf77e553f72446885eb0b258fe9f6ae2b41682588a