[INFO] fetching crate rarrow 0.0.1...
[INFO] testing rarrow-0.0.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rarrow 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rarrow 0.0.1
[INFO] finished tweaking crates.io crate rarrow 0.0.1
[INFO] tweaked toml for crates.io crate rarrow 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rarrow 0.0.1 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] 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a4c4d9aaf00aacf21b7fe78c60dd8a9a540d0783ba139977bdcc4b9bbaefbaec
[INFO] running `Command { std: "docker" "start" "-a" "a4c4d9aaf00aacf21b7fe78c60dd8a9a540d0783ba139977bdcc4b9bbaefbaec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4c4d9aaf00aacf21b7fe78c60dd8a9a540d0783ba139977bdcc4b9bbaefbaec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c4d9aaf00aacf21b7fe78c60dd8a9a540d0783ba139977bdcc4b9bbaefbaec", kill_on_drop: false }`
[INFO] [stdout] a4c4d9aaf00aacf21b7fe78c60dd8a9a540d0783ba139977bdcc4b9bbaefbaec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 86fe4b379b98da2553591c652ea64a9413c465b629f9e41e3ee05677f1359ccf
[INFO] running `Command { std: "docker" "start" "-a" "86fe4b379b98da2553591c652ea64a9413c465b629f9e41e3ee05677f1359ccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rarrow v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "86fe4b379b98da2553591c652ea64a9413c465b629f9e41e3ee05677f1359ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fe4b379b98da2553591c652ea64a9413c465b629f9e41e3ee05677f1359ccf", kill_on_drop: false }`
[INFO] [stdout] 86fe4b379b98da2553591c652ea64a9413c465b629f9e41e3ee05677f1359ccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 357259d7d41cd1b751263a5cee44643aecf7bb59197b2e327064cba53efd7450
[INFO] running `Command { std: "docker" "start" "-a" "357259d7d41cd1b751263a5cee44643aecf7bb59197b2e327064cba53efd7450", kill_on_drop: false }`
[INFO] [stderr]    Compiling rarrow v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "357259d7d41cd1b751263a5cee44643aecf7bb59197b2e327064cba53efd7450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "357259d7d41cd1b751263a5cee44643aecf7bb59197b2e327064cba53efd7450", kill_on_drop: false }`
[INFO] [stdout] 357259d7d41cd1b751263a5cee44643aecf7bb59197b2e327064cba53efd7450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a01bbc3a5fff67b87308626ad12a16c3828e27180ca5752b6cffd55d49aabbfa
[INFO] running `Command { std: "docker" "start" "-a" "a01bbc3a5fff67b87308626ad12a16c3828e27180ca5752b6cffd55d49aabbfa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rarrow-236e0b4f4f38cf85)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test option::tests::test_monoid ... ok
[INFO] [stdout] test option::tests::test_functor_applicative_monad ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rarrow
[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" "a01bbc3a5fff67b87308626ad12a16c3828e27180ca5752b6cffd55d49aabbfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01bbc3a5fff67b87308626ad12a16c3828e27180ca5752b6cffd55d49aabbfa", kill_on_drop: false }`
[INFO] [stdout] a01bbc3a5fff67b87308626ad12a16c3828e27180ca5752b6cffd55d49aabbfa