[INFO] fetching crate towel 0.1.0...
[INFO] testing towel-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate towel 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate towel 0.1.0
[INFO] finished tweaking crates.io crate towel 0.1.0
[INFO] tweaked toml for crates.io crate towel 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate towel 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebf6a27b8524f19b2cc813a93e79e15acc5f761c64c13237c9db8ac12fc57d1a
[INFO] running `Command { std: "docker" "start" "-a" "ebf6a27b8524f19b2cc813a93e79e15acc5f761c64c13237c9db8ac12fc57d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebf6a27b8524f19b2cc813a93e79e15acc5f761c64c13237c9db8ac12fc57d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf6a27b8524f19b2cc813a93e79e15acc5f761c64c13237c9db8ac12fc57d1a", kill_on_drop: false }`
[INFO] [stdout] ebf6a27b8524f19b2cc813a93e79e15acc5f761c64c13237c9db8ac12fc57d1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f44312c351a50cf08b644d16573845cc2294bb36f94c87f37a121d190829e90d
[INFO] running `Command { std: "docker" "start" "-a" "f44312c351a50cf08b644d16573845cc2294bb36f94c87f37a121d190829e90d", kill_on_drop: false }`
[INFO] [stderr]    Compiling towel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "f44312c351a50cf08b644d16573845cc2294bb36f94c87f37a121d190829e90d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44312c351a50cf08b644d16573845cc2294bb36f94c87f37a121d190829e90d", kill_on_drop: false }`
[INFO] [stdout] f44312c351a50cf08b644d16573845cc2294bb36f94c87f37a121d190829e90d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8460f4cf7cef0202389e2164395f06f9d8c2f1af88817b8a1fe0206343afb6d1
[INFO] running `Command { std: "docker" "start" "-a" "8460f4cf7cef0202389e2164395f06f9d8c2f1af88817b8a1fe0206343afb6d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling towel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "8460f4cf7cef0202389e2164395f06f9d8c2f1af88817b8a1fe0206343afb6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8460f4cf7cef0202389e2164395f06f9d8c2f1af88817b8a1fe0206343afb6d1", kill_on_drop: false }`
[INFO] [stdout] 8460f4cf7cef0202389e2164395f06f9d8c2f1af88817b8a1fe0206343afb6d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2194f36669021115f066b2908ea6c63825277ff261019209f44671d0045ea5f7
[INFO] running `Command { std: "docker" "start" "-a" "2194f36669021115f066b2908ea6c63825277ff261019209f44671d0045ea5f7", 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/towel-6f0d38369bf07d6f)
[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" "2194f36669021115f066b2908ea6c63825277ff261019209f44671d0045ea5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2194f36669021115f066b2908ea6c63825277ff261019209f44671d0045ea5f7", kill_on_drop: false }`
[INFO] [stdout] 2194f36669021115f066b2908ea6c63825277ff261019209f44671d0045ea5f7