[INFO] fetching crate dsu-tree 0.1.0...
[INFO] testing dsu-tree-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate dsu-tree 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dsu-tree 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dsu-tree 0.1.0
[INFO] finished tweaking crates.io crate dsu-tree 0.1.0
[INFO] tweaked toml for crates.io crate dsu-tree 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate dsu-tree 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 932a2557a78e87d0f90149df60266fc47bae38f20ebde4ad3d66ba56d452ccb5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "932a2557a78e87d0f90149df60266fc47bae38f20ebde4ad3d66ba56d452ccb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "932a2557a78e87d0f90149df60266fc47bae38f20ebde4ad3d66ba56d452ccb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932a2557a78e87d0f90149df60266fc47bae38f20ebde4ad3d66ba56d452ccb5", kill_on_drop: false }`
[INFO] [stdout] 932a2557a78e87d0f90149df60266fc47bae38f20ebde4ad3d66ba56d452ccb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c45c38e6cac4cd9e839167ce4790c2339cb4323177c434e389bd7a20969ab43
[INFO] running `Command { std: "docker" "start" "-a" "3c45c38e6cac4cd9e839167ce4790c2339cb4323177c434e389bd7a20969ab43", kill_on_drop: false }`
[INFO] [stderr]    Compiling dsu-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "3c45c38e6cac4cd9e839167ce4790c2339cb4323177c434e389bd7a20969ab43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c45c38e6cac4cd9e839167ce4790c2339cb4323177c434e389bd7a20969ab43", kill_on_drop: false }`
[INFO] [stdout] 3c45c38e6cac4cd9e839167ce4790c2339cb4323177c434e389bd7a20969ab43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f314a6278ca8be608070b9d89954e0b97fbda9c32b5e4375318bf45bc24a84b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f314a6278ca8be608070b9d89954e0b97fbda9c32b5e4375318bf45bc24a84b", kill_on_drop: false }`
[INFO] [stderr]    Compiling dsu-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "6f314a6278ca8be608070b9d89954e0b97fbda9c32b5e4375318bf45bc24a84b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f314a6278ca8be608070b9d89954e0b97fbda9c32b5e4375318bf45bc24a84b", kill_on_drop: false }`
[INFO] [stdout] 6f314a6278ca8be608070b9d89954e0b97fbda9c32b5e4375318bf45bc24a84b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9065c0bfff49c7615fe8f9be8cb4267e20c4f9a9013e3bc4ab513a67900618f3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9065c0bfff49c7615fe8f9be8cb4267e20c4f9a9013e3bc4ab513a67900618f3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] [stdout] running 17 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dsu_tree-8da963f3750ba4e6)
[INFO] [stdout] test tests::dsu_node_tests::test_compress_path_deep ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_new ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_parent_non_root ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_move_to_root ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_parent_root ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_merge_into_basic ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_new ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_compress_path_root ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_is_root_true ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_set_parent ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_same ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_merge_into_root ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_value_basic ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_value_merged ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_merge_into_child ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_compress_path_root_child ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_is_root_false ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dsu-tree
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - DsuRoot<T>::same (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9065c0bfff49c7615fe8f9be8cb4267e20c4f9a9013e3bc4ab513a67900618f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9065c0bfff49c7615fe8f9be8cb4267e20c4f9a9013e3bc4ab513a67900618f3", kill_on_drop: false }`
[INFO] [stdout] 9065c0bfff49c7615fe8f9be8cb4267e20c4f9a9013e3bc4ab513a67900618f3