[INFO] fetching crate ego-tree 0.11.0...
[INFO] testing ego-tree-0.11.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate ego-tree 0.11.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ego-tree 0.11.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ego-tree 0.11.0
[INFO] tweaked toml for crates.io crate ego-tree 0.11.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ego-tree 0.11.0 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 ego-tree 0.11.0 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] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f56607d21295cc37368363570b112cafabd7391f4fccffd0343bdf390d0f98eb
[INFO] running `Command { std: "docker" "start" "-a" "f56607d21295cc37368363570b112cafabd7391f4fccffd0343bdf390d0f98eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f56607d21295cc37368363570b112cafabd7391f4fccffd0343bdf390d0f98eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f56607d21295cc37368363570b112cafabd7391f4fccffd0343bdf390d0f98eb", kill_on_drop: false }`
[INFO] [stdout] f56607d21295cc37368363570b112cafabd7391f4fccffd0343bdf390d0f98eb
[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=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] 417aa9a5ff8217850d74be92cf871ebc25270ad8cab2fafbceff424a1018afd2
[INFO] running `Command { std: "docker" "start" "-a" "417aa9a5ff8217850d74be92cf871ebc25270ad8cab2fafbceff424a1018afd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ego-tree v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "417aa9a5ff8217850d74be92cf871ebc25270ad8cab2fafbceff424a1018afd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417aa9a5ff8217850d74be92cf871ebc25270ad8cab2fafbceff424a1018afd2", kill_on_drop: false }`
[INFO] [stdout] 417aa9a5ff8217850d74be92cf871ebc25270ad8cab2fafbceff424a1018afd2
[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=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] 510f1a280473f3aa19d79de557e1b9c847459873d8fe20ffa0c8aa1517b683f6
[INFO] running `Command { std: "docker" "start" "-a" "510f1a280473f3aa19d79de557e1b9c847459873d8fe20ffa0c8aa1517b683f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stderr]    Compiling ego-tree v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "510f1a280473f3aa19d79de557e1b9c847459873d8fe20ffa0c8aa1517b683f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "510f1a280473f3aa19d79de557e1b9c847459873d8fe20ffa0c8aa1517b683f6", kill_on_drop: false }`
[INFO] [stdout] 510f1a280473f3aa19d79de557e1b9c847459873d8fe20ffa0c8aa1517b683f6
[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=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] d6cd7099846e5b4445c73125b15e11f9f61bfcf622a7e2f070d40ec7f95eb85e
[INFO] running `Command { std: "docker" "start" "-a" "d6cd7099846e5b4445c73125b15e11f9f61bfcf622a7e2f070d40ec7f95eb85e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ego_tree-792dcbc3c0b5bbd0)
[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]      Running tests/iter.rs (/opt/rustwide/target/debug/deps/iter-498ff3502dddcf29)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test ancestors_fused ... ok
[INFO] [stdout] test children_rev ... ok
[INFO] [stdout] test ancestors ... ok
[INFO] [stdout] test children_fused ... ok
[INFO] [stdout] test descendants ... ok
[INFO] [stdout] test children ... ok
[INFO] [stdout] test descendants_fused ... ok
[INFO] [stdout] test first_children ... ok
[INFO] [stdout] test into_iter ... ok
[INFO] [stdout] test prev_siblings ... ok
[INFO] [stderr]      Running tests/macro.rs (/opt/rustwide/target/debug/deps/macro-ada9fb606047e4ee)
[INFO] [stdout] test next_siblings ... ok
[INFO] [stdout] test traverse_fused ... ok
[INFO] [stdout] test nodes ... ok
[INFO] [stdout] test last_children ... ok
[INFO] [stdout] test traverse ... ok
[INFO] [stdout] test values_mut ... ok
[INFO] [stdout] test values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test leaves_comma ... ok
[INFO] [stdout] test leaves ... ok
[INFO] [stdout] test mixed ... ok
[INFO] [stdout] test nested_leaves ... ok
[INFO] [stdout] test nested_single_child ... ok
[INFO] [stdout] test nested_single_child_comma ... ok
[INFO] [stdout] test nested_leaves_comma ... ok
[INFO] [stdout] test nested_nested ... ok
[INFO] [stdout] test single_child ... ok
[INFO] [stdout] test root ... ok
[INFO] [stdout] test single_child_comma ... ok
[INFO] [stdout] test subtree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/node_mut.rs (/opt/rustwide/target/debug/deps/node_mut-3a4be091ef00a059)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test append_2 ... ok
[INFO] [stdout] test append_3 ... ok
[INFO] [stdout] test append_1 ... ok
[INFO] [stdout] test append_id_noop ... ok
[INFO] [stdout] test detach ... ok
[INFO] [stdout] test first_child ... ok
[INFO] [stdout] test for_each_descendant ... ok
[INFO] [stdout] test for_each_prev_sibling ... ok
[INFO] [stdout] test for_each_next_sibling ... ok
[INFO] [stdout] test for_each_child ... ok
[INFO] [stdout] test for_each_sibling ... ok
[INFO] [stdout] test has_siblings ... ok
[INFO] [stdout] test insert_after_first ... ok
[INFO] [stdout] test insert_at_index ... ok
[INFO] [stdout] test insert_before_first ... ok
[INFO] [stdout] test into ... ok
[INFO] [stdout] test last_child ... ok
[INFO] [stdout] test prepend_1 ... ok
[INFO] [stdout] test prepend_2 ... ok
[INFO] [stdout] test prepend_3 ... ok
[INFO] [stdout] test prepend_id_noop ... ok
[INFO] [stdout] test prev_sibling ... ok
[INFO] [stdout] test reparent_from_id_prepend ... ok
[INFO] [stdout] test insert_after ... ok
[INFO] [stdout] test insert_before ... ok
[INFO] [stdout] test has_children ... ok
[INFO] [stdout] test next_sibling ... ok
[INFO] [stdout] test reparent_from_id_prepend_multiple_siblings ... ok
[INFO] [stdout] test reparent_from_id_append ... ok
[INFO] [stdout] test parent ... ok
[INFO] [stdout] test test_clone_subtree ... ok
[INFO] [stdout] test reparent_from_id_append_multiple_siblings ... ok
[INFO] [stdout] test value ... ok
[INFO] [stdout] test append_id_itself - should panic ... ok
[INFO] [stdout] test prepend_id_itself - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/node_ref.rs (/opt/rustwide/target/debug/deps/node_ref-c144e312a424b3d5)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test clone ... ok
[INFO] [stdout] test has_children ... ok
[INFO] [stdout] test eq ... ok
[INFO] [stdout] test first_child ... ok
[INFO] [stdout] test last_child ... ok
[INFO] [stdout] test has_siblings ... ok
[INFO] [stdout] test next_sibling ... ok
[INFO] [stdout] test parent ... ok
[INFO] [stdout] test prev_sibling ... ok
[INFO] [stdout] test value ... ok
[INFO] [stdout] test neq - should panic ... ok
[INFO] [stdout] test neq_tree - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serde.rs (/opt/rustwide/target/debug/deps/serde-8884858548d6f789)
[INFO] [stderr]      Running tests/sort.rs (/opt/rustwide/target/debug/deps/sort-9ddc1f70eb44fb1f)
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test sort_by_id ... ok
[INFO] [stdout] test sort ... ok
[INFO] [stdout] test sort_by ... ok
[INFO] [stdout] test sort_by_key ... ok
[INFO] [stdout] test sort_id ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/subtree.rs (/opt/rustwide/target/debug/deps/subtree-f3f6a7a7c51ab827)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test append_subtree ... ok
[INFO] [stdout] test prepend_subtree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tree.rs (/opt/rustwide/target/debug/deps/tree-27c85146544a24bf)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test get ... ok
[INFO] [stdout] test clone ... ok
[INFO] [stdout] test eq ... ok
[INFO] [stdout] test get_mut ... ok
[INFO] [stdout] test insert_id_after ... ok
[INFO] [stdout] test insert_id_before ... ok
[INFO] [stdout] test new ... ok
[INFO] [stdout] test orphan ... ok
[INFO] [stdout] test root ... ok
[INFO] [stdout] test root_mut ... ok
[INFO] [stdout] test test_map_value_refs ... ok
[INFO] [stdout] test test_display ... ok
[INFO] [stdout] test test_map_values ... ok
[INFO] [stdout] test neq - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ego_tree
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - tree (line 1014) ... ok
[INFO] [stdout] test src/lib.rs - tree (line 1021) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/sort.rs - sort::NodeMut<'a,T>::sort (line 15) ... ok
[INFO] [stdout] test src/lib.rs - tree (line 1037) ... ok
[INFO] [stdout] test src/sort.rs - sort::NodeMut<'a,T>::sort_by_key (line 90) ... ok
[INFO] [stdout] test src/sort.rs - sort::NodeMut<'a,T>::sort_by (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d6cd7099846e5b4445c73125b15e11f9f61bfcf622a7e2f070d40ec7f95eb85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6cd7099846e5b4445c73125b15e11f9f61bfcf622a7e2f070d40ec7f95eb85e", kill_on_drop: false }`
[INFO] [stdout] d6cd7099846e5b4445c73125b15e11f9f61bfcf622a7e2f070d40ec7f95eb85e