[INFO] fetching crate gctree 0.34.0...
[INFO] testing gctree-0.34.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate gctree 0.34.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate gctree 0.34.0
[INFO] finished tweaking crates.io crate gctree 0.34.0
[INFO] tweaked toml for crates.io crate gctree 0.34.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gctree 0.34.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gctree 0.34.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4d72a03c2ec8d59db0328f6ae555afa33602b344793a69d72bfdbdd7db91ae8
[INFO] running `Command { std: "docker" "start" "-a" "e4d72a03c2ec8d59db0328f6ae555afa33602b344793a69d72bfdbdd7db91ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4d72a03c2ec8d59db0328f6ae555afa33602b344793a69d72bfdbdd7db91ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d72a03c2ec8d59db0328f6ae555afa33602b344793a69d72bfdbdd7db91ae8", kill_on_drop: false }`
[INFO] [stdout] e4d72a03c2ec8d59db0328f6ae555afa33602b344793a69d72bfdbdd7db91ae8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38e1a3ad03883eeeacf06b6849333d565f2884354df490d8300ae870ca8a950e
[INFO] running `Command { std: "docker" "start" "-a" "38e1a3ad03883eeeacf06b6849333d565f2884354df490d8300ae870ca8a950e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling ioe v0.6.0
[INFO] [stderr]    Compiling gctree v0.34.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.98s
[INFO] running `Command { std: "docker" "inspect" "38e1a3ad03883eeeacf06b6849333d565f2884354df490d8300ae870ca8a950e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e1a3ad03883eeeacf06b6849333d565f2884354df490d8300ae870ca8a950e", kill_on_drop: false }`
[INFO] [stdout] 38e1a3ad03883eeeacf06b6849333d565f2884354df490d8300ae870ca8a950e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a128488b3c73947f3645514d87c6320a5e0cea5634e0fa82c87e4d9f2964f200
[INFO] running `Command { std: "docker" "start" "-a" "a128488b3c73947f3645514d87c6320a5e0cea5634e0fa82c87e4d9f2964f200", kill_on_drop: false }`
[INFO] [stderr]    Compiling gctree v0.34.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "a128488b3c73947f3645514d87c6320a5e0cea5634e0fa82c87e4d9f2964f200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a128488b3c73947f3645514d87c6320a5e0cea5634e0fa82c87e4d9f2964f200", kill_on_drop: false }`
[INFO] [stdout] a128488b3c73947f3645514d87c6320a5e0cea5634e0fa82c87e4d9f2964f200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ced41a7b2156314659ee7846ab594db1d692ce7d214e475be5420cf55ce53708
[INFO] running `Command { std: "docker" "start" "-a" "ced41a7b2156314659ee7846ab594db1d692ce7d214e475be5420cf55ce53708", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gctree-5ceb3cfb1267ea49)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test forest::tests::ancestors_of ... ok
[INFO] [stdout] test forest::tests::bfs_traversal_basic ... ok
[INFO] [stdout] test forest::tests::copy_subforest ... ok
[INFO] [stdout] test forest::tests::dfs_post ... ok
[INFO] [stdout] test forest::tests::dfs_pre ... ok
[INFO] [stdout] test forest::tests::dfs_traversal_basic ... ok
[INFO] [stdout] test forest::tests::dfs_base ... ok
[INFO] [stdout] test forest::tests::move_subtree ... ok
[INFO] [stdout] test forest::tests::descendants_of ... ok
[INFO] [stdout] test forest::tests::children_of ... ok
[INFO] [stdout] test forest::tests::remove_subtree ... ok
[INFO] [stdout] test forest::tests::rm_descendants_of ... ok
[INFO] [stdout] test forest::tests::siblings_of ... ok
[INFO] [stdout] test forest::tests::remove_subtree_multiply ... ok
[INFO] [stdout] test forest::tests::replace_subtree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gctree
[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" "ced41a7b2156314659ee7846ab594db1d692ce7d214e475be5420cf55ce53708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced41a7b2156314659ee7846ab594db1d692ce7d214e475be5420cf55ce53708", kill_on_drop: false }`
[INFO] [stdout] ced41a7b2156314659ee7846ab594db1d692ce7d214e475be5420cf55ce53708