[INFO] fetching crate tree-mumu 0.1.0-rc.2...
[INFO] testing tree-mumu-0.1.0-rc.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate tree-mumu 0.1.0-rc.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate tree-mumu 0.1.0-rc.2
[INFO] finished tweaking crates.io crate tree-mumu 0.1.0-rc.2
[INFO] tweaked toml for crates.io crate tree-mumu 0.1.0-rc.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tree-mumu 0.1.0-rc.2 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] crate crates.io crate tree-mumu 0.1.0-rc.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-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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4be80dabc9cb75f3b8d5da033dc514ec79e96eb6bc273674a57e2c27d682fa12
[INFO] running `Command { std: "docker" "start" "-a" "4be80dabc9cb75f3b8d5da033dc514ec79e96eb6bc273674a57e2c27d682fa12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4be80dabc9cb75f3b8d5da033dc514ec79e96eb6bc273674a57e2c27d682fa12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be80dabc9cb75f3b8d5da033dc514ec79e96eb6bc273674a57e2c27d682fa12", kill_on_drop: false }`
[INFO] [stdout] 4be80dabc9cb75f3b8d5da033dc514ec79e96eb6bc273674a57e2c27d682fa12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1c79e76b620911ecec6cd65c9f760e403ea66e93f2e6bcaadda3705bf82d6de8
[INFO] running `Command { std: "docker" "start" "-a" "1c79e76b620911ecec6cd65c9f760e403ea66e93f2e6bcaadda3705bf82d6de8", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling core-mumu v0.9.0-rc.5
[INFO] [stderr]    Compiling tree-mumu v0.1.0-rc.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.32s
[INFO] running `Command { std: "docker" "inspect" "1c79e76b620911ecec6cd65c9f760e403ea66e93f2e6bcaadda3705bf82d6de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c79e76b620911ecec6cd65c9f760e403ea66e93f2e6bcaadda3705bf82d6de8", kill_on_drop: false }`
[INFO] [stdout] 1c79e76b620911ecec6cd65c9f760e403ea66e93f2e6bcaadda3705bf82d6de8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3d185663861a0ef1ea2d41f7e27411b30dd8968b43965d0efd734ccdab817b6c
[INFO] running `Command { std: "docker" "start" "-a" "3d185663861a0ef1ea2d41f7e27411b30dd8968b43965d0efd734ccdab817b6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-mumu v0.1.0-rc.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "3d185663861a0ef1ea2d41f7e27411b30dd8968b43965d0efd734ccdab817b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d185663861a0ef1ea2d41f7e27411b30dd8968b43965d0efd734ccdab817b6c", kill_on_drop: false }`
[INFO] [stdout] 3d185663861a0ef1ea2d41f7e27411b30dd8968b43965d0efd734ccdab817b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a39e7004d93a3522d5c85d3f30b7b557f586ef0295c60048b76b98b3e448a357
[INFO] running `Command { std: "docker" "start" "-a" "a39e7004d93a3522d5c85d3f30b7b557f586ef0295c60048b76b98b3e448a357", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mumutree-b70115cb30858c35)
[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 mumutree
[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" "a39e7004d93a3522d5c85d3f30b7b557f586ef0295c60048b76b98b3e448a357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a39e7004d93a3522d5c85d3f30b7b557f586ef0295c60048b76b98b3e448a357", kill_on_drop: false }`
[INFO] [stdout] a39e7004d93a3522d5c85d3f30b7b557f586ef0295c60048b76b98b3e448a357