[INFO] fetching crate txt_writer 0.1.4...
[INFO] testing txt_writer-0.1.4 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate txt_writer 0.1.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate txt_writer 0.1.4
[INFO] finished tweaking crates.io crate txt_writer 0.1.4
[INFO] tweaked toml for crates.io crate txt_writer 0.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate txt_writer 0.1.4 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 txt_writer 0.1.4 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4f3d1b57db20e86d02a21d65ad5557a3676d3b25e8c412b91044c98b67f478b
[INFO] running `Command { std: "docker" "start" "-a" "a4f3d1b57db20e86d02a21d65ad5557a3676d3b25e8c412b91044c98b67f478b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4f3d1b57db20e86d02a21d65ad5557a3676d3b25e8c412b91044c98b67f478b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f3d1b57db20e86d02a21d65ad5557a3676d3b25e8c412b91044c98b67f478b", kill_on_drop: false }`
[INFO] [stdout] a4f3d1b57db20e86d02a21d65ad5557a3676d3b25e8c412b91044c98b67f478b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d6f8247eccb66630cbfa246da3410507f2917172e2c4a50533df776b7d7c9d8
[INFO] running `Command { std: "docker" "start" "-a" "9d6f8247eccb66630cbfa246da3410507f2917172e2c4a50533df776b7d7c9d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling txt_writer v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "9d6f8247eccb66630cbfa246da3410507f2917172e2c4a50533df776b7d7c9d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d6f8247eccb66630cbfa246da3410507f2917172e2c4a50533df776b7d7c9d8", kill_on_drop: false }`
[INFO] [stdout] 9d6f8247eccb66630cbfa246da3410507f2917172e2c4a50533df776b7d7c9d8
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e5b5d605936e55d60e2d791774ea4872d44d91c579065293e97d57eea2ce89b
[INFO] running `Command { std: "docker" "start" "-a" "9e5b5d605936e55d60e2d791774ea4872d44d91c579065293e97d57eea2ce89b", kill_on_drop: false }`
[INFO] [stderr]    Compiling txt_writer v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "9e5b5d605936e55d60e2d791774ea4872d44d91c579065293e97d57eea2ce89b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5b5d605936e55d60e2d791774ea4872d44d91c579065293e97d57eea2ce89b", kill_on_drop: false }`
[INFO] [stdout] 9e5b5d605936e55d60e2d791774ea4872d44d91c579065293e97d57eea2ce89b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c64283e3e45bc836c0ef740bb395d7d9a13db9b9cd72706fd3e968dc7558f6d
[INFO] running `Command { std: "docker" "start" "-a" "1c64283e3e45bc836c0ef740bb395d7d9a13db9b9cd72706fd3e968dc7558f6d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/txt_writer-b56e80876c256b10)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/txt_writer-18b29465357c5ed2)
[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] [stderr]    Doc-tests txt_writer
[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" "1c64283e3e45bc836c0ef740bb395d7d9a13db9b9cd72706fd3e968dc7558f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c64283e3e45bc836c0ef740bb395d7d9a13db9b9cd72706fd3e968dc7558f6d", kill_on_drop: false }`
[INFO] [stdout] 1c64283e3e45bc836c0ef740bb395d7d9a13db9b9cd72706fd3e968dc7558f6d