[INFO] fetching crate yrs_tree 0.4.1...
[INFO] testing yrs_tree-0.4.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate yrs_tree 0.4.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate yrs_tree 0.4.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate yrs_tree 0.4.1
[INFO] tweaked toml for crates.io crate yrs_tree 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yrs_tree 0.4.1 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] crate crates.io crate yrs_tree 0.4.1 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] 4fbbdf3eea178715686f1e746b95f1aad5d37946e95c04a53068627e3b38d534
[INFO] running `Command { std: "docker" "start" "-a" "4fbbdf3eea178715686f1e746b95f1aad5d37946e95c04a53068627e3b38d534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fbbdf3eea178715686f1e746b95f1aad5d37946e95c04a53068627e3b38d534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fbbdf3eea178715686f1e746b95f1aad5d37946e95c04a53068627e3b38d534", kill_on_drop: false }`
[INFO] [stdout] 4fbbdf3eea178715686f1e746b95f1aad5d37946e95c04a53068627e3b38d534
[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] 35779c0dcb70ace86c7ebdc6da82e20726adc0a3c84fcd713ff835b2cd7549a7
[INFO] running `Command { std: "docker" "start" "-a" "35779c0dcb70ace86c7ebdc6da82e20726adc0a3c84fcd713ff835b2cd7549a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling smallstr v0.3.0
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling event-listener-strategy v0.5.3
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling uuid v1.13.2
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.86
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling fractional_index v2.0.2
[INFO] [stderr]    Compiling yrs v0.22.0
[INFO] [stderr]    Compiling yrs_tree v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.20s
[INFO] running `Command { std: "docker" "inspect" "35779c0dcb70ace86c7ebdc6da82e20726adc0a3c84fcd713ff835b2cd7549a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35779c0dcb70ace86c7ebdc6da82e20726adc0a3c84fcd713ff835b2cd7549a7", kill_on_drop: false }`
[INFO] [stdout] 35779c0dcb70ace86c7ebdc6da82e20726adc0a3c84fcd713ff835b2cd7549a7
[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] 2c6bea739e91ffc970933ded42a25660c7930688a10d0ae4f9ed3a0b6389d4b8
[INFO] running `Command { std: "docker" "start" "-a" "2c6bea739e91ffc970933ded42a25660c7930688a10d0ae4f9ed3a0b6389d4b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling yrs_tree v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "2c6bea739e91ffc970933ded42a25660c7930688a10d0ae4f9ed3a0b6389d4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6bea739e91ffc970933ded42a25660c7930688a10d0ae4f9ed3a0b6389d4b8", kill_on_drop: false }`
[INFO] [stdout] 2c6bea739e91ffc970933ded42a25660c7930688a10d0ae4f9ed3a0b6389d4b8
[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] 0114d63b0fd13d1d0f6e446c73ba53e3015f42ad4e6ab2f65851e54b8c17e698
[INFO] running `Command { std: "docker" "start" "-a" "0114d63b0fd13d1d0f6e446c73ba53e3015f42ad4e6ab2f65851e54b8c17e698", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yrs_tree-a556077361e199ab)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test iter::tests::test_bfs ... ok
[INFO] [stderr]    Doc-tests yrs_tree
[INFO] [stdout] test iter::tests::test_dfs ... ok
[INFO] [stdout] test tree::tests::handles_moving_after_cycles ... ok
[INFO] [stdout] test tree::tests::errors_creating_root ... ok
[INFO] [stdout] test tree::tests::it_works ... ok
[INFO] [stdout] test iter::tests::test_start_at ... ok
[INFO] [stdout] test tree::tests::test_sync ... ok
[INFO] [stdout] test tree_structure::tests::handles_cycles ... ok
[INFO] [stdout] test tree_structure::tests::handles_initial_data ... ok
[INFO] [stdout] test tree::tests::test_delete_promote ... ok
[INFO] [stdout] test tree::tests::handles_poisioning ... ok
[INFO] [stdout] test tree::tests::test_delete_cascade ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/node.rs - node::Node::set (line 266) ... ok
[INFO] [stdout] test src/node.rs - node::Node::get (line 289) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/node.rs - node::Node::get_as (line 320) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0114d63b0fd13d1d0f6e446c73ba53e3015f42ad4e6ab2f65851e54b8c17e698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0114d63b0fd13d1d0f6e446c73ba53e3015f42ad4e6ab2f65851e54b8c17e698", kill_on_drop: false }`
[INFO] [stdout] 0114d63b0fd13d1d0f6e446c73ba53e3015f42ad4e6ab2f65851e54b8c17e698