[INFO] fetching crate lz_eytzinger_tree 0.3.0...
[INFO] testing lz_eytzinger_tree-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate lz_eytzinger_tree 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate lz_eytzinger_tree 0.3.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lz_eytzinger_tree 0.3.0
[INFO] finished tweaking crates.io crate lz_eytzinger_tree 0.3.0
[INFO] tweaked toml for crates.io crate lz_eytzinger_tree 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] cb9cd50404e8ae27fa486689c84f23c9a75c38b3b8806fcba7af1202c846289d
[INFO] running `Command { std: "docker" "start" "-a" "cb9cd50404e8ae27fa486689c84f23c9a75c38b3b8806fcba7af1202c846289d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb9cd50404e8ae27fa486689c84f23c9a75c38b3b8806fcba7af1202c846289d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb9cd50404e8ae27fa486689c84f23c9a75c38b3b8806fcba7af1202c846289d", kill_on_drop: false }`
[INFO] [stdout] cb9cd50404e8ae27fa486689c84f23c9a75c38b3b8806fcba7af1202c846289d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0a7ab09d7ea0774ef89c5833565510b878eb2fa623c2fe8c21d003afdb440bb
[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" "b0a7ab09d7ea0774ef89c5833565510b878eb2fa623c2fe8c21d003afdb440bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling lz_eytzinger_tree v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "b0a7ab09d7ea0774ef89c5833565510b878eb2fa623c2fe8c21d003afdb440bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0a7ab09d7ea0774ef89c5833565510b878eb2fa623c2fe8c21d003afdb440bb", kill_on_drop: false }`
[INFO] [stdout] b0a7ab09d7ea0774ef89c5833565510b878eb2fa623c2fe8c21d003afdb440bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e099fa7d2b08384ee166f4878deb98c8a48628cfb3407097c6f16b42c23a6477
[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" "e099fa7d2b08384ee166f4878deb98c8a48628cfb3407097c6f16b42c23a6477", kill_on_drop: false }`
[INFO] [stderr]    Compiling lz_eytzinger_tree v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "e099fa7d2b08384ee166f4878deb98c8a48628cfb3407097c6f16b42c23a6477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e099fa7d2b08384ee166f4878deb98c8a48628cfb3407097c6f16b42c23a6477", kill_on_drop: false }`
[INFO] [stdout] e099fa7d2b08384ee166f4878deb98c8a48628cfb3407097c6f16b42c23a6477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9807f466ece18c881cebf855946a16f997c9e8c8fa75a3c62e46a37aed8957b8
[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" "9807f466ece18c881cebf855946a16f997c9e8c8fa75a3c62e46a37aed8957b8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lz_eytzinger_tree-66be98447b6e7511
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test node::test::breadth_first_iter_returns_breadth_first ... ok
[INFO] [stdout] test node_mut::tests::split_off ... ok
[INFO] [stdout] test tests::breadth_first_iter_returns_breadth_first ... ok
[INFO] [stdout] test tests::root_is_none_for_empty ... ok
[INFO] [stdout] test tests::into_depth_first_iterator_pre_order ... ok
[INFO] [stdout] test tests::into_breadth_first_iterator_returns_breadth_first ... ok
[INFO] [stdout] test tests::into_depth_first_iterator_post_order ... ok
[INFO] [stdout] test tests::depth_first_iter_returns_depth_first ... ok
[INFO] [stdout] test tests::depth_first_iter_returns_empty_for_empty_tree ... ok
[INFO] [stdout] test tests::set_root_value_sets_root ... ok
[INFO] [stderr]    Doc-tests lz_eytzinger_tree
[INFO] [stdout] test tests::breadth_first_iter_returns_empty_for_empty_tree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/node.rs - node::Node::value (line 57) ... ok
[INFO] [stdout] test src/node_mut.rs - node_mut::NodeMut::value_mut (line 48) ... ok
[INFO] [stdout] test src/lib.rs - EytzingerTree<N>::root_entry (line 154) ... ok
[INFO] [stdout] test src/node_mut.rs - node_mut::NodeMut::remove (line 161) ... ok
[INFO] [stdout] test src/node.rs - node::Node::parent (line 80) ... ok
[INFO] [stdout] test src/node_mut.rs - node_mut::NodeMut::child_iter (line 203) ... ok
[INFO] [stdout] test src/node.rs - node::Node::child (line 104) ... ok
[INFO] [stdout] test src/node.rs - node::Node::tree (line 33) ... ok
[INFO] [stdout] test src/node.rs - node::Node::child_iter (line 129) ... ok
[INFO] [stdout] test src/node_mut.rs - node_mut::NodeMut::value (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9807f466ece18c881cebf855946a16f997c9e8c8fa75a3c62e46a37aed8957b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9807f466ece18c881cebf855946a16f997c9e8c8fa75a3c62e46a37aed8957b8", kill_on_drop: false }`
[INFO] [stdout] 9807f466ece18c881cebf855946a16f997c9e8c8fa75a3c62e46a37aed8957b8