[INFO] fetching crate optional_transpose 0.1.0...
[INFO] testing optional_transpose-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate optional_transpose 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate optional_transpose 0.1.0
[INFO] finished tweaking crates.io crate optional_transpose 0.1.0
[INFO] tweaked toml for crates.io crate optional_transpose 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate optional_transpose 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-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] 3d2616bfd6156593c5074102b58001a68078e58b40114f07e9a276e22c3af11c
[INFO] running `Command { std: "docker" "start" "-a" "3d2616bfd6156593c5074102b58001a68078e58b40114f07e9a276e22c3af11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d2616bfd6156593c5074102b58001a68078e58b40114f07e9a276e22c3af11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2616bfd6156593c5074102b58001a68078e58b40114f07e9a276e22c3af11c", kill_on_drop: false }`
[INFO] [stdout] 3d2616bfd6156593c5074102b58001a68078e58b40114f07e9a276e22c3af11c
[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] 252b66628ddc8abe74bcab119916b3745c579fc24c011c298d56a3e887decd8b
[INFO] running `Command { std: "docker" "start" "-a" "252b66628ddc8abe74bcab119916b3745c579fc24c011c298d56a3e887decd8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional_transpose v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "252b66628ddc8abe74bcab119916b3745c579fc24c011c298d56a3e887decd8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252b66628ddc8abe74bcab119916b3745c579fc24c011c298d56a3e887decd8b", kill_on_drop: false }`
[INFO] [stdout] 252b66628ddc8abe74bcab119916b3745c579fc24c011c298d56a3e887decd8b
[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] a18c4d8d8f87c7a914d271a69856f5ae6de78e9ed31fc3a637925c144b8fbf9e
[INFO] running `Command { std: "docker" "start" "-a" "a18c4d8d8f87c7a914d271a69856f5ae6de78e9ed31fc3a637925c144b8fbf9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional_transpose v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "a18c4d8d8f87c7a914d271a69856f5ae6de78e9ed31fc3a637925c144b8fbf9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a18c4d8d8f87c7a914d271a69856f5ae6de78e9ed31fc3a637925c144b8fbf9e", kill_on_drop: false }`
[INFO] [stdout] a18c4d8d8f87c7a914d271a69856f5ae6de78e9ed31fc3a637925c144b8fbf9e
[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] 7876f0a417321f6f1dd6ef152cc7b9b9fc1bd851fb7c8cf6ee9ea5168dbafe11
[INFO] running `Command { std: "docker" "start" "-a" "7876f0a417321f6f1dd6ef152cc7b9b9fc1bd851fb7c8cf6ee9ea5168dbafe11", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optional_transpose-c03906da15f7ab50)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_transpose ... 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 optional_transpose
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - OptionTranspose::transpose (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7876f0a417321f6f1dd6ef152cc7b9b9fc1bd851fb7c8cf6ee9ea5168dbafe11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7876f0a417321f6f1dd6ef152cc7b9b9fc1bd851fb7c8cf6ee9ea5168dbafe11", kill_on_drop: false }`
[INFO] [stdout] 7876f0a417321f6f1dd6ef152cc7b9b9fc1bd851fb7c8cf6ee9ea5168dbafe11