[INFO] fetching crate split-optional 1.0.0...
[INFO] testing split-optional-1.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate split-optional 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate split-optional 1.0.0
[INFO] finished tweaking crates.io crate split-optional 1.0.0
[INFO] tweaked toml for crates.io crate split-optional 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate split-optional 1.0.0 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] crate crates.io crate split-optional 1.0.0 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e5f1ff5e6e96e637724be80f41588009c39140cce2a2fd92d6fc00669c622d7
[INFO] running `Command { std: "docker" "start" "-a" "9e5f1ff5e6e96e637724be80f41588009c39140cce2a2fd92d6fc00669c622d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e5f1ff5e6e96e637724be80f41588009c39140cce2a2fd92d6fc00669c622d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5f1ff5e6e96e637724be80f41588009c39140cce2a2fd92d6fc00669c622d7", kill_on_drop: false }`
[INFO] [stdout] 9e5f1ff5e6e96e637724be80f41588009c39140cce2a2fd92d6fc00669c622d7
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cca1be55457f9ba8ddef19525af6d00b9308c96e0899f9bbb0515b5a7b81219
[INFO] running `Command { std: "docker" "start" "-a" "4cca1be55457f9ba8ddef19525af6d00b9308c96e0899f9bbb0515b5a7b81219", kill_on_drop: false }`
[INFO] [stderr]    Compiling split-optional v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "4cca1be55457f9ba8ddef19525af6d00b9308c96e0899f9bbb0515b5a7b81219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cca1be55457f9ba8ddef19525af6d00b9308c96e0899f9bbb0515b5a7b81219", kill_on_drop: false }`
[INFO] [stdout] 4cca1be55457f9ba8ddef19525af6d00b9308c96e0899f9bbb0515b5a7b81219
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa8279e2baf49f769d1e6c45ebf8ccc557bc0353af9a16b2fb740e9cb08aed51
[INFO] running `Command { std: "docker" "start" "-a" "aa8279e2baf49f769d1e6c45ebf8ccc557bc0353af9a16b2fb740e9cb08aed51", kill_on_drop: false }`
[INFO] [stderr]    Compiling split-optional v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "aa8279e2baf49f769d1e6c45ebf8ccc557bc0353af9a16b2fb740e9cb08aed51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8279e2baf49f769d1e6c45ebf8ccc557bc0353af9a16b2fb740e9cb08aed51", kill_on_drop: false }`
[INFO] [stdout] aa8279e2baf49f769d1e6c45ebf8ccc557bc0353af9a16b2fb740e9cb08aed51
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d1526de9373f81109e337ae53e1f866160de5dd51c9d726fadd1c3387c6e354
[INFO] running `Command { std: "docker" "start" "-a" "5d1526de9373f81109e337ae53e1f866160de5dd51c9d726fadd1c3387c6e354", 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/split_optional-75c44daf1275c3e5)
[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 split_optional
[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" "5d1526de9373f81109e337ae53e1f866160de5dd51c9d726fadd1c3387c6e354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d1526de9373f81109e337ae53e1f866160de5dd51c9d726fadd1c3387c6e354", kill_on_drop: false }`
[INFO] [stdout] 5d1526de9373f81109e337ae53e1f866160de5dd51c9d726fadd1c3387c6e354
