[INFO] fetching crate poloto 19.1.2...
[INFO] testing poloto-19.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate poloto 19.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate poloto 19.1.2
[INFO] finished tweaking crates.io crate poloto 19.1.2
[INFO] tweaked toml for crates.io crate poloto 19.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate poloto 19.1.2 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] crate crates.io crate poloto 19.1.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b44eb9f9fb75a9947168ca86259378a912d52d16fc2236e1f09b9958804d5fe1
[INFO] running `Command { std: "docker" "start" "-a" "b44eb9f9fb75a9947168ca86259378a912d52d16fc2236e1f09b9958804d5fe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b44eb9f9fb75a9947168ca86259378a912d52d16fc2236e1f09b9958804d5fe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44eb9f9fb75a9947168ca86259378a912d52d16fc2236e1f09b9958804d5fe1", kill_on_drop: false }`
[INFO] [stdout] b44eb9f9fb75a9947168ca86259378a912d52d16fc2236e1f09b9958804d5fe1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cd131831f57c0f95dae9d47bcc3b490073353399f97be9f5ae9e3dafcfaa1b47
[INFO] running `Command { std: "docker" "start" "-a" "cd131831f57c0f95dae9d47bcc3b490073353399f97be9f5ae9e3dafcfaa1b47", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagu v0.1.3
[INFO] [stderr]    Compiling poloto v19.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "cd131831f57c0f95dae9d47bcc3b490073353399f97be9f5ae9e3dafcfaa1b47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd131831f57c0f95dae9d47bcc3b490073353399f97be9f5ae9e3dafcfaa1b47", kill_on_drop: false }`
[INFO] [stdout] cd131831f57c0f95dae9d47bcc3b490073353399f97be9f5ae9e3dafcfaa1b47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 74ffedc14bda35315a48c92e19e630b98e3e7d1a8faab7bfe81ea76403823189
[INFO] running `Command { std: "docker" "start" "-a" "74ffedc14bda35315a48c92e19e630b98e3e7d1a8faab7bfe81ea76403823189", kill_on_drop: false }`
[INFO] [stderr]    Compiling poloto v19.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "74ffedc14bda35315a48c92e19e630b98e3e7d1a8faab7bfe81ea76403823189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ffedc14bda35315a48c92e19e630b98e3e7d1a8faab7bfe81ea76403823189", kill_on_drop: false }`
[INFO] [stdout] 74ffedc14bda35315a48c92e19e630b98e3e7d1a8faab7bfe81ea76403823189
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 27c52ad933e232df2bea6c01bb87e699dd26c40aedc4ee27741f40f2a38b959c
[INFO] running `Command { std: "docker" "start" "-a" "27c52ad933e232df2bea6c01bb87e699dd26c40aedc4ee27741f40f2a38b959c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/poloto-5f823264bedd7d00)
[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" "27c52ad933e232df2bea6c01bb87e699dd26c40aedc4ee27741f40f2a38b959c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c52ad933e232df2bea6c01bb87e699dd26c40aedc4ee27741f40f2a38b959c", kill_on_drop: false }`
[INFO] [stdout] 27c52ad933e232df2bea6c01bb87e699dd26c40aedc4ee27741f40f2a38b959c
