[INFO] fetching crate taisei_ito_book_14_2 0.1.0...
[INFO] testing taisei_ito_book_14_2-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate taisei_ito_book_14_2 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate taisei_ito_book_14_2 0.1.0
[INFO] finished tweaking crates.io crate taisei_ito_book_14_2 0.1.0
[INFO] tweaked toml for crates.io crate taisei_ito_book_14_2 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate taisei_ito_book_14_2 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c3deedebf61652a108bfd8ba78ef83e1444f1f4f228a9361f0f2d2f048939613
[INFO] running `Command { std: "docker" "start" "-a" "c3deedebf61652a108bfd8ba78ef83e1444f1f4f228a9361f0f2d2f048939613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3deedebf61652a108bfd8ba78ef83e1444f1f4f228a9361f0f2d2f048939613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3deedebf61652a108bfd8ba78ef83e1444f1f4f228a9361f0f2d2f048939613", kill_on_drop: false }`
[INFO] [stdout] c3deedebf61652a108bfd8ba78ef83e1444f1f4f228a9361f0f2d2f048939613
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 80ccf4ba1a463bbd17a6b3380378564dbdc43efdcf27c91c4a202375322c9268
[INFO] running `Command { std: "docker" "start" "-a" "80ccf4ba1a463bbd17a6b3380378564dbdc43efdcf27c91c4a202375322c9268", kill_on_drop: false }`
[INFO] [stderr]    Compiling taisei_ito_book_14_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "80ccf4ba1a463bbd17a6b3380378564dbdc43efdcf27c91c4a202375322c9268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ccf4ba1a463bbd17a6b3380378564dbdc43efdcf27c91c4a202375322c9268", kill_on_drop: false }`
[INFO] [stdout] 80ccf4ba1a463bbd17a6b3380378564dbdc43efdcf27c91c4a202375322c9268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b7caacec8dfb72e25e7c66d8dc552fe9c058dcda1803b01e109e73819691b16b
[INFO] running `Command { std: "docker" "start" "-a" "b7caacec8dfb72e25e7c66d8dc552fe9c058dcda1803b01e109e73819691b16b", kill_on_drop: false }`
[INFO] [stderr]    Compiling taisei_ito_book_14_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "b7caacec8dfb72e25e7c66d8dc552fe9c058dcda1803b01e109e73819691b16b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7caacec8dfb72e25e7c66d8dc552fe9c058dcda1803b01e109e73819691b16b", kill_on_drop: false }`
[INFO] [stdout] b7caacec8dfb72e25e7c66d8dc552fe9c058dcda1803b01e109e73819691b16b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2ed8b036635d721f6e8d13cba28db70063e8f05968a52166676b4ca182557fe3
[INFO] running `Command { std: "docker" "start" "-a" "2ed8b036635d721f6e8d13cba28db70063e8f05968a52166676b4ca182557fe3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/taisei_ito_book_14_2-acac4c9c9578f1e7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::add_one ... ok
[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] [stderr]    Doc-tests taisei_ito_book_14_2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - add_one (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ed8b036635d721f6e8d13cba28db70063e8f05968a52166676b4ca182557fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed8b036635d721f6e8d13cba28db70063e8f05968a52166676b4ca182557fe3", kill_on_drop: false }`
[INFO] [stdout] 2ed8b036635d721f6e8d13cba28db70063e8f05968a52166676b4ca182557fe3