[INFO] fetching crate yarrow 0.0.1...
[INFO] testing yarrow-0.0.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate yarrow 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate yarrow 0.0.1
[INFO] finished tweaking crates.io crate yarrow 0.0.1
[INFO] tweaked toml for crates.io crate yarrow 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yarrow 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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[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] dd67fdd753a17c5ae2ae7b15dc2806e3c7adc994812c581b795191748790d4dd
[INFO] running `Command { std: "docker" "start" "-a" "dd67fdd753a17c5ae2ae7b15dc2806e3c7adc994812c581b795191748790d4dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd67fdd753a17c5ae2ae7b15dc2806e3c7adc994812c581b795191748790d4dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd67fdd753a17c5ae2ae7b15dc2806e3c7adc994812c581b795191748790d4dd", kill_on_drop: false }`
[INFO] [stdout] dd67fdd753a17c5ae2ae7b15dc2806e3c7adc994812c581b795191748790d4dd
[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] cbccdd2f5c7dcd95d064ed808a36f2e75dab91c28bbc423c775969f0fc9f22ca
[INFO] running `Command { std: "docker" "start" "-a" "cbccdd2f5c7dcd95d064ed808a36f2e75dab91c28bbc423c775969f0fc9f22ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling yarrow v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "cbccdd2f5c7dcd95d064ed808a36f2e75dab91c28bbc423c775969f0fc9f22ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbccdd2f5c7dcd95d064ed808a36f2e75dab91c28bbc423c775969f0fc9f22ca", kill_on_drop: false }`
[INFO] [stdout] cbccdd2f5c7dcd95d064ed808a36f2e75dab91c28bbc423c775969f0fc9f22ca
[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] f04dc670b3310df915c3ebf102d36ed8dd7fbfe6a2fa6d5793864099ff81a635
[INFO] running `Command { std: "docker" "start" "-a" "f04dc670b3310df915c3ebf102d36ed8dd7fbfe6a2fa6d5793864099ff81a635", kill_on_drop: false }`
[INFO] [stderr]    Compiling yarrow v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "f04dc670b3310df915c3ebf102d36ed8dd7fbfe6a2fa6d5793864099ff81a635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04dc670b3310df915c3ebf102d36ed8dd7fbfe6a2fa6d5793864099ff81a635", kill_on_drop: false }`
[INFO] [stdout] f04dc670b3310df915c3ebf102d36ed8dd7fbfe6a2fa6d5793864099ff81a635
[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] 49717be634c5bb5b1f89b4c0860fe0000eb9885c9c4f43a0f60739d387827bb4
[INFO] running `Command { std: "docker" "start" "-a" "49717be634c5bb5b1f89b4c0860fe0000eb9885c9c4f43a0f60739d387827bb4", 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/yarrow-9fb0fa145906e72b)
[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 yarrow
[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" "49717be634c5bb5b1f89b4c0860fe0000eb9885c9c4f43a0f60739d387827bb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49717be634c5bb5b1f89b4c0860fe0000eb9885c9c4f43a0f60739d387827bb4", kill_on_drop: false }`
[INFO] [stdout] 49717be634c5bb5b1f89b4c0860fe0000eb9885c9c4f43a0f60739d387827bb4