[INFO] fetching crate update-rust-toolchain 0.1.1...
[INFO] testing update-rust-toolchain-0.1.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate update-rust-toolchain 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate update-rust-toolchain 0.1.1
[INFO] finished tweaking crates.io crate update-rust-toolchain 0.1.1
[INFO] tweaked toml for crates.io crate update-rust-toolchain 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate update-rust-toolchain 0.1.1 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] crate crates.io crate update-rust-toolchain 0.1.1 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-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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98d933a0bba91da69d0cc4e77e0caf083007d327c43e516037f767c96ed45249
[INFO] running `Command { std: "docker" "start" "-a" "98d933a0bba91da69d0cc4e77e0caf083007d327c43e516037f767c96ed45249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98d933a0bba91da69d0cc4e77e0caf083007d327c43e516037f767c96ed45249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d933a0bba91da69d0cc4e77e0caf083007d327c43e516037f767c96ed45249", kill_on_drop: false }`
[INFO] [stdout] 98d933a0bba91da69d0cc4e77e0caf083007d327c43e516037f767c96ed45249
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f9a7079fd2e7cbacbedc27521f009a57ea90037f934b20163e97309fa5fd30e
[INFO] running `Command { std: "docker" "start" "-a" "0f9a7079fd2e7cbacbedc27521f009a57ea90037f934b20163e97309fa5fd30e", kill_on_drop: false }`
[INFO] [stderr]    Compiling update-rust-toolchain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "0f9a7079fd2e7cbacbedc27521f009a57ea90037f934b20163e97309fa5fd30e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f9a7079fd2e7cbacbedc27521f009a57ea90037f934b20163e97309fa5fd30e", kill_on_drop: false }`
[INFO] [stdout] 0f9a7079fd2e7cbacbedc27521f009a57ea90037f934b20163e97309fa5fd30e
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08657e21886839ebf91797a7590b3d5d0135e3c2f1dbdacef6d9521b6d1ac481
[INFO] running `Command { std: "docker" "start" "-a" "08657e21886839ebf91797a7590b3d5d0135e3c2f1dbdacef6d9521b6d1ac481", kill_on_drop: false }`
[INFO] [stderr]    Compiling update-rust-toolchain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "08657e21886839ebf91797a7590b3d5d0135e3c2f1dbdacef6d9521b6d1ac481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08657e21886839ebf91797a7590b3d5d0135e3c2f1dbdacef6d9521b6d1ac481", kill_on_drop: false }`
[INFO] [stdout] 08657e21886839ebf91797a7590b3d5d0135e3c2f1dbdacef6d9521b6d1ac481
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4479e471e3fffa89335295bdc172bab5584289e9b9f1cc3b34a36f2ee7b8ccf6
[INFO] running `Command { std: "docker" "start" "-a" "4479e471e3fffa89335295bdc172bab5584289e9b9f1cc3b34a36f2ee7b8ccf6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/update_rust_toolchain-fd1e5c48e528a989)
[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" "4479e471e3fffa89335295bdc172bab5584289e9b9f1cc3b34a36f2ee7b8ccf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4479e471e3fffa89335295bdc172bab5584289e9b9f1cc3b34a36f2ee7b8ccf6", kill_on_drop: false }`
[INFO] [stdout] 4479e471e3fffa89335295bdc172bab5584289e9b9f1cc3b34a36f2ee7b8ccf6