[INFO] fetching crate rtrees 0.1.0...
[INFO] testing rtrees-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rtrees 0.1.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate rtrees 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rtrees 0.1.0
[INFO] finished tweaking crates.io crate rtrees 0.1.0
[INFO] tweaked toml for crates.io crate rtrees 0.1.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13b3e760b222b858a07bf49e70c2a7d6a78b18043cad4c1ae6c30ed2c5cf25f9
[INFO] running `Command { std: "docker" "start" "-a" "13b3e760b222b858a07bf49e70c2a7d6a78b18043cad4c1ae6c30ed2c5cf25f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13b3e760b222b858a07bf49e70c2a7d6a78b18043cad4c1ae6c30ed2c5cf25f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b3e760b222b858a07bf49e70c2a7d6a78b18043cad4c1ae6c30ed2c5cf25f9", kill_on_drop: false }`
[INFO] [stdout] 13b3e760b222b858a07bf49e70c2a7d6a78b18043cad4c1ae6c30ed2c5cf25f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 822efb6ffc8edb7572a91bdf7e57bacc935ab3b9e1f4817f5c896693dfb4cc53
[INFO] running `Command { std: "docker" "start" "-a" "822efb6ffc8edb7572a91bdf7e57bacc935ab3b9e1f4817f5c896693dfb4cc53", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rtrees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "822efb6ffc8edb7572a91bdf7e57bacc935ab3b9e1f4817f5c896693dfb4cc53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822efb6ffc8edb7572a91bdf7e57bacc935ab3b9e1f4817f5c896693dfb4cc53", kill_on_drop: false }`
[INFO] [stdout] 822efb6ffc8edb7572a91bdf7e57bacc935ab3b9e1f4817f5c896693dfb4cc53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5a98b3a2e14847161b9aa8d48cc73aeca09333d02b7afe4fa72479c441ff3e1
[INFO] running `Command { std: "docker" "start" "-a" "f5a98b3a2e14847161b9aa8d48cc73aeca09333d02b7afe4fa72479c441ff3e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling rtrees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.11s
[INFO] running `Command { std: "docker" "inspect" "f5a98b3a2e14847161b9aa8d48cc73aeca09333d02b7afe4fa72479c441ff3e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5a98b3a2e14847161b9aa8d48cc73aeca09333d02b7afe4fa72479c441ff3e1", kill_on_drop: false }`
[INFO] [stdout] f5a98b3a2e14847161b9aa8d48cc73aeca09333d02b7afe4fa72479c441ff3e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 640b59825ebfc3a88201411b9277354c9d54aa67d18994422c5dea869072dac6
[INFO] running `Command { std: "docker" "start" "-a" "640b59825ebfc3a88201411b9277354c9d54aa67d18994422c5dea869072dac6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rtrees-bd5761322b958e1a)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test bktree::tree::bktree_tests::test_dl_distance ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_dictionary_size ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_1_node_tree ... ok
[INFO] [stdout] test bktree::tree::bktree_tests::test_spell_tree_one_level ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_empty_tree ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_insert ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_iter ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_iter_ref ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_n_nodes_at ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_n_nodes_delete_at ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_n_nodes_delete_envelop ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_n_nodes_delete_overlap ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_n_nodes_envelop ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_n_nodes_inverse_envelop ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_n_nodes_overlap ... ok
[INFO] [stdout] test ist::tree::ist_tests::test_n_nodes_size ... ok
[INFO] [stdout] test rbtree::rbtree_wrapper::rbtree_tests::test_iter_empty ... ok
[INFO] [stdout] test rbtree::rbtree_wrapper::rbtree_tests::test_iter_ref_empty ... ok
[INFO] [stdout] test rbtree::rbtree_wrapper::rbtree_tests::test_search ... ok
[INFO] [stdout] test rbtree::rbtree_wrapper::rbtree_tests::test_iter ... ok
[INFO] [stdout] test rbtree::rbtree_wrapper::rbtree_tests::test_iter_ref ... ok
[INFO] [stdout] test rbtree::rbtree_wrapper::rbtree_tests::test_delete_min ... ok
[INFO] [stdout] test rbtree::rbtree_wrapper::rbtree_tests::test_insert ... ok
[INFO] [stdout] test rbtree::rbtree_wrapper::rbtree_tests::test_delete ... ok
[INFO] [stderr]    Doc-tests rtrees
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.38s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::new (line 64) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::size (line 74) ... ok
[INFO] [stdout] test src/rbtree/rbtree_wrapper.rs - rbtree::rbtree_wrapper::RBTree<K,A,V>::size (line 220) ... ok
[INFO] [stdout] test src/rbtree/rbtree_wrapper.rs - rbtree::rbtree_wrapper::RBTree<K,A,V>::get_level (line 242) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::delete_at (line 366) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::envelop (line 196) ... ok
[INFO] [stdout] test src/rbtree/rbtree_wrapper.rs - rbtree::rbtree_wrapper::RBTree<K,A,V>::new (line 206) ... ok
[INFO] [stdout] test src/rbtree/rbtree_wrapper.rs - rbtree::rbtree_wrapper::RBTree<K,A,V>::insert (line 333) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::overlap_mut (line 344) ... ok
[INFO] [stdout] test src/rbtree/rbtree_wrapper.rs - rbtree::rbtree_wrapper::RBTree<K,A,V>::delete (line 460) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::get_level (line 95) ... ok
[INFO] [stdout] test src/rbtree/rbtree_wrapper.rs - rbtree::rbtree_wrapper::RBTree<K,A,V>::search (line 365) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::overlap (line 314) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::insert (line 121) ... ok
[INFO] [stdout] test src/rbtree/rbtree_wrapper.rs - rbtree::rbtree_wrapper::RBTree<K,A,V>::delete_min (line 299) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::delete_envelop (line 397) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::envelop_mut (line 227) ... ok
[INFO] [stdout] test src/rbtree/rbtree_wrapper.rs - rbtree::rbtree_wrapper::RBTree<K,A,V>::search_mut (line 393) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::inverse_envelop (line 254) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::at_mut (line 170) ... ok
[INFO] [stdout] test src/bktree/tree.rs - bktree::tree::SpellTree (line 151) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::at (line 145) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::inverse_envelop_mut (line 286) ... ok
[INFO] [stdout] test src/ist/tree.rs - ist::tree::IST<K,V>::delete_overlap (line 427) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "640b59825ebfc3a88201411b9277354c9d54aa67d18994422c5dea869072dac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640b59825ebfc3a88201411b9277354c9d54aa67d18994422c5dea869072dac6", kill_on_drop: false }`
[INFO] [stdout] 640b59825ebfc3a88201411b9277354c9d54aa67d18994422c5dea869072dac6