[INFO] fetching crate generational-indextree 1.1.4...
[INFO] testing generational-indextree-1.1.4 against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] extracting crate generational-indextree 1.1.4 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate generational-indextree 1.1.4 on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate generational-indextree 1.1.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate generational-indextree 1.1.4
[INFO] tweaked toml for crates.io crate generational-indextree 1.1.4 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate crates.io crate generational-indextree 1.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 537a80b69ae6907332b5d5b91d8f016630d020724a859a4c285c1def779cb6fd
[INFO] running `Command { std: "docker" "start" "-a" "537a80b69ae6907332b5d5b91d8f016630d020724a859a4c285c1def779cb6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "537a80b69ae6907332b5d5b91d8f016630d020724a859a4c285c1def779cb6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "537a80b69ae6907332b5d5b91d8f016630d020724a859a4c285c1def779cb6fd", kill_on_drop: false }`
[INFO] [stdout] 537a80b69ae6907332b5d5b91d8f016630d020724a859a4c285c1def779cb6fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 133ddf3b4dcaf059130da39a85cb49b46cab1851211e4289d7092ffca648dd55
[INFO] running `Command { std: "docker" "start" "-a" "133ddf3b4dcaf059130da39a85cb49b46cab1851211e4289d7092ffca648dd55", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling generational-arena v0.2.8
[INFO] [stderr]    Compiling generational-indextree v1.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "133ddf3b4dcaf059130da39a85cb49b46cab1851211e4289d7092ffca648dd55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "133ddf3b4dcaf059130da39a85cb49b46cab1851211e4289d7092ffca648dd55", kill_on_drop: false }`
[INFO] [stdout] 133ddf3b4dcaf059130da39a85cb49b46cab1851211e4289d7092ffca648dd55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d97727409093fb5fd89ac4a324f80067bef4e66c0c216f8b6e91d120b81b4d80
[INFO] running `Command { std: "docker" "start" "-a" "d97727409093fb5fd89ac4a324f80067bef4e66c0c216f8b6e91d120b81b4d80", kill_on_drop: false }`
[INFO] [stderr]    Compiling generational-indextree v1.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/generational_indextree-843ae073f3b1c3ea)
[INFO] [stderr]   Executable tests/insert-error.rs (/opt/rustwide/target/debug/deps/insert_error-1f504448b1967096)
[INFO] [stderr]   Executable tests/lib.rs (/opt/rustwide/target/debug/deps/lib-9d500ef33ca394cf)
[INFO] [stderr]   Executable tests/remove.rs (/opt/rustwide/target/debug/deps/remove-b59ed98f4d0b504b)
[INFO] running `Command { std: "docker" "inspect" "d97727409093fb5fd89ac4a324f80067bef4e66c0c216f8b6e91d120b81b4d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d97727409093fb5fd89ac4a324f80067bef4e66c0c216f8b6e91d120b81b4d80", kill_on_drop: false }`
[INFO] [stdout] d97727409093fb5fd89ac4a324f80067bef4e66c0c216f8b6e91d120b81b4d80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0ab12ff8fcca8828ffe9706f2e1a2948d68537169807435da322f249d2337c7
[INFO] running `Command { std: "docker" "start" "-a" "d0ab12ff8fcca8828ffe9706f2e1a2948d68537169807435da322f249d2337c7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/generational_indextree-843ae073f3b1c3ea)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test arena::reuse_node ... ok
[INFO] [stdout] test arena::debug_arena ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/insert-error.rs (/opt/rustwide/target/debug/deps/insert_error-1f504448b1967096)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test insert_before_self ... ok
[INFO] [stdout] test prepend_self ... ok
[INFO] [stdout] test insert_after_self ... ok
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-9d500ef33ca394cf)
[INFO] [stdout] test append_self ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test get_mut ... ok
[INFO] [stdout] test first_prepend ... ok
[INFO] [stdout] test insert_removed_node ... ok
[INFO] [stdout] test get ... ok
[INFO] [stdout] test is_removed ... ok
[INFO] [stdout] test new_node_with ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test remove ... ok
[INFO] [stdout] test success_create ... ok
[INFO] [stderr]      Running tests/remove.rs (/opt/rustwide/target/debug/deps/remove-b59ed98f4d0b504b)
[INFO] [stdout] test success_detach ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test last_child_with_no_children ... ok
[INFO] [stdout] test middle_child_with_multiple_children ... ok
[INFO] [stdout] test first_child_with_no_children ... ok
[INFO] [stdout] test middle_child_with_no_children ... ok
[INFO] [stdout] test middle_child_with_single_child ... ok
[INFO] [stdout] test toplevel_with_no_child ... ok
[INFO] [stdout] test toplevel_with_single_child ... ok
[INFO] [stdout] test single_child_with_no_children ... ok
[INFO] [stdout] test toplevel_with_multiple_children ... ok
[INFO] [stderr]    Doc-tests generational-indextree
[INFO] [stdout] test single_child_with_single_child ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::get (line 127) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::iter (line 214) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::get (line 137) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::get2_mut (line 185) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::is_empty (line 106) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::previous_sibling (line 142) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::get_mut (line 160) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::count (line 88) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::iter_pairs (line 243) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::ancestors (line 60) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::children (line 177) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::checked_insert_after (line 694) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::checked_insert_before (line 789) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::preceding_siblings (line 103) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::insert_before (line 741) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::new_node_with (line 68) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::remove (line 835) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::new_node (line 47) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::prepend (line 560) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::previous_sibling (line 166) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::parent (line 57) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::remove_subtree (line 912) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::first_child (line 85) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::checked_prepend (line 603) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T>::iter (line 226) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::detach (line 408) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::reverse_children (line 212) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::descendants (line 252) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::last_child (line 113) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::append (line 473) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::reverse_traverse (line 375) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::insert_after (line 645) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::next_sibling (line 220) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::traverse (line 297) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::checked_append (line 516) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::next_sibling (line 196) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::reverse_traverse (line 341) ... ok
[INFO] [stdout] test src/id.rs - id::NodeId::following_siblings (line 142) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d0ab12ff8fcca8828ffe9706f2e1a2948d68537169807435da322f249d2337c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ab12ff8fcca8828ffe9706f2e1a2948d68537169807435da322f249d2337c7", kill_on_drop: false }`
[INFO] [stdout] d0ab12ff8fcca8828ffe9706f2e1a2948d68537169807435da322f249d2337c7