[INFO] fetching crate read-write-api 0.17.2...
[INFO] testing read-write-api-0.17.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate read-write-api 0.17.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate read-write-api 0.17.2
[INFO] finished tweaking crates.io crate read-write-api 0.17.2
[INFO] tweaked toml for crates.io crate read-write-api 0.17.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate read-write-api 0.17.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bceefd6efc14595a177d8f27929f22e92fb7b6defa4d106c38e623d0bb14798e
[INFO] running `Command { std: "docker" "start" "-a" "bceefd6efc14595a177d8f27929f22e92fb7b6defa4d106c38e623d0bb14798e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bceefd6efc14595a177d8f27929f22e92fb7b6defa4d106c38e623d0bb14798e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bceefd6efc14595a177d8f27929f22e92fb7b6defa4d106c38e623d0bb14798e", kill_on_drop: false }`
[INFO] [stdout] bceefd6efc14595a177d8f27929f22e92fb7b6defa4d106c38e623d0bb14798e
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f356ab920c576e734013b3020e596a3b2a317dc305d6e9cd187dc3de03fd923
[INFO] running `Command { std: "docker" "start" "-a" "5f356ab920c576e734013b3020e596a3b2a317dc305d6e9cd187dc3de03fd923", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling read-write-api v0.17.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "5f356ab920c576e734013b3020e596a3b2a317dc305d6e9cd187dc3de03fd923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f356ab920c576e734013b3020e596a3b2a317dc305d6e9cd187dc3de03fd923", kill_on_drop: false }`
[INFO] [stdout] 5f356ab920c576e734013b3020e596a3b2a317dc305d6e9cd187dc3de03fd923
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 398d264de2cc806d44fd1092ace031687c2142ebd283572b82a336b2e7cdc4b9
[INFO] running `Command { std: "docker" "start" "-a" "398d264de2cc806d44fd1092ace031687c2142ebd283572b82a336b2e7cdc4b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling read-write-api v0.17.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "398d264de2cc806d44fd1092ace031687c2142ebd283572b82a336b2e7cdc4b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398d264de2cc806d44fd1092ace031687c2142ebd283572b82a336b2e7cdc4b9", kill_on_drop: false }`
[INFO] [stdout] 398d264de2cc806d44fd1092ace031687c2142ebd283572b82a336b2e7cdc4b9
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d91ca7a78bba7b1fbd4642981442a6b62c0559a8fc04842c113b315dc14c2d5
[INFO] running `Command { std: "docker" "start" "-a" "3d91ca7a78bba7b1fbd4642981442a6b62c0559a8fc04842c113b315dc14c2d5", 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/read_write_api-0e8d170cc0f4e4b3)
[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 read_write_api
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - ReadApi (line 77) ... ok
[INFO] [stdout] test src/lib.rs - GuardedTarget (line 293) ... ok
[INFO] [stdout] test src/lib.rs - RwApi (line 17) ... ok
[INFO] [stdout] test src/wrappers.rs - wrappers::ReadApiWrapper (line 6) ... ok
[INFO] [stdout] test src/lib.rs - test_readme (line 378) ... ok
[INFO] [stdout] test src/lib.rs - WriteApi (line 149) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3d91ca7a78bba7b1fbd4642981442a6b62c0559a8fc04842c113b315dc14c2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d91ca7a78bba7b1fbd4642981442a6b62c0559a8fc04842c113b315dc14c2d5", kill_on_drop: false }`
[INFO] [stdout] 3d91ca7a78bba7b1fbd4642981442a6b62c0559a8fc04842c113b315dc14c2d5
