[INFO] fetching crate treers 0.1.2...
[INFO] testing treers-0.1.2 against master#0d13f6afeba4935499abe0c9a07426c94492c94e for pr-96025
[INFO] extracting crate treers 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate treers 0.1.2 on toolchain 0d13f6afeba4935499abe0c9a07426c94492c94e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate treers 0.1.2
[INFO] finished tweaking crates.io crate treers 0.1.2
[INFO] tweaked toml for crates.io crate treers 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate treers 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c4e599bbb1ec3cb16ed2b10910aee768fd2bcef06e2c4447e45f4adf54dc51d
[INFO] running `Command { std: "docker" "start" "-a" "1c4e599bbb1ec3cb16ed2b10910aee768fd2bcef06e2c4447e45f4adf54dc51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c4e599bbb1ec3cb16ed2b10910aee768fd2bcef06e2c4447e45f4adf54dc51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4e599bbb1ec3cb16ed2b10910aee768fd2bcef06e2c4447e45f4adf54dc51d", kill_on_drop: false }`
[INFO] [stdout] 1c4e599bbb1ec3cb16ed2b10910aee768fd2bcef06e2c4447e45f4adf54dc51d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7321c1f16497703465288dded07ea1afe87209fd8bd58c6e356fff7c12c17106
[INFO] running `Command { std: "docker" "start" "-a" "7321c1f16497703465288dded07ea1afe87209fd8bd58c6e356fff7c12c17106", kill_on_drop: false }`
[INFO] [stderr]    Compiling treers v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "7321c1f16497703465288dded07ea1afe87209fd8bd58c6e356fff7c12c17106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7321c1f16497703465288dded07ea1afe87209fd8bd58c6e356fff7c12c17106", kill_on_drop: false }`
[INFO] [stdout] 7321c1f16497703465288dded07ea1afe87209fd8bd58c6e356fff7c12c17106
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3298549bf9e325bfcb1c020dc069b1d979c918f9ce7f173d4c4a6dbef2306c6e
[INFO] running `Command { std: "docker" "start" "-a" "3298549bf9e325bfcb1c020dc069b1d979c918f9ce7f173d4c4a6dbef2306c6e", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling treers v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/treers-ab519593bbd26eab)
[INFO] running `Command { std: "docker" "inspect" "3298549bf9e325bfcb1c020dc069b1d979c918f9ce7f173d4c4a6dbef2306c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3298549bf9e325bfcb1c020dc069b1d979c918f9ce7f173d4c4a6dbef2306c6e", kill_on_drop: false }`
[INFO] [stdout] 3298549bf9e325bfcb1c020dc069b1d979c918f9ce7f173d4c4a6dbef2306c6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 749012d65afccf1727a6f8d81c019e57a83266415a214abf473b6cce0bbdd011
[INFO] running `Command { std: "docker" "start" "-a" "749012d65afccf1727a6f8d81c019e57a83266415a214abf473b6cce0bbdd011", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/treers-ab519593bbd26eab)
[INFO] [stdout] 
[INFO] [stdout] running 53 tests
[INFO] [stdout] test bst::tests::test_contains ... ok
[INFO] [stdout] test bst::tests::test_get ... ok
[INFO] [stdout] test bst::tests::test_in_order ... ok
[INFO] [stdout] test bst::tests::test_is_empty ... ok
[INFO] [stdout] test bst::tests::test_is_not_empty ... ok
[INFO] [stdout] test bst::tests::test_level_order ... ok
[INFO] [stdout] test bst::tests::test_max ... ok
[INFO] [stdout] test bst::tests::test_min ... ok
[INFO] [stdout] test bst::tests::test_post_order ... ok
[INFO] [stdout] test bst::tests::test_pre_order ... ok
[INFO] [stdout] test bst::tests::test_put ... ok
[INFO] [stdout] test bst::tests::test_size_two ... ok
[INFO] [stdout] test bst::tests::test_size_zero ... ok
[INFO] [stdout] test btree::tests::test_contains ... ok
[INFO] [stdout] test btree::tests::test_get ... ok
[INFO] [stdout] test btree::tests::test_is_empty ... ok
[INFO] [stdout] test btree::tests::test_is_not_empty ... ok
[INFO] [stdout] test btree::tests::test_put ... ok
[INFO] [stdout] test btree::tests::test_size_zero ... ok
[INFO] [stdout] test rbtree::tests::test_get ... ok
[INFO] [stdout] test rbtree::tests::test_contains ... ok
[INFO] [stdout] test rbtree::tests::test_is_empty ... ok
[INFO] [stdout] test rbtree::tests::test_is_not_empty ... ok
[INFO] [stdout] test rbtree::tests::test_left_rotate_in_order ... ok
[INFO] [stdout] test rbtree::tests::test_left_rotate_min ... ok
[INFO] [stdout] test rbtree::tests::test_left_rotate_level_order ... ok
[INFO] [stdout] test rbtree::tests::test_left_rotate_post_order ... ok
[INFO] [stdout] test rbtree::tests::test_left_rotate_pre_order ... ok
[INFO] [stdout] test rbtree::tests::test_left_rotate_size_and_height ... ok
[INFO] [stdout] test rbtree::tests::test_put ... ok
[INFO] [stdout] test rbtree::tests::test_random_in_order ... ok
[INFO] [stdout] test rbtree::tests::test_random_level_order ... ok
[INFO] [stdout] test rbtree::tests::test_random_pre_order ... ok
[INFO] [stdout] test rbtree::tests::test_random_post_order ... ok
[INFO] [stdout] test rbtree::tests::test_right_rotate_in_order ... ok
[INFO] [stdout] test rbtree::tests::test_right_rotate_level_order ... ok
[INFO] [stdout] test rbtree::tests::test_right_rotate_max ... ok
[INFO] [stdout] test rbtree::tests::test_right_rotate_min ... ok
[INFO] [stdout] test rbtree::tests::test_right_rotate_post_order ... ok
[INFO] [stdout] test rbtree::tests::test_right_rotate_size_and_height ... ok
[INFO] [stdout] test rbtree::tests::test_right_rotate_pre_order ... ok
[INFO] [stdout] test rbtree::tests::test_shuffle_max ... ok
[INFO] [stdout] test tests::its_42 ... ok
[INFO] [stdout] test rbtree::tests::test_size_zero ... ok
[INFO] [stdout] test tests::test_empty ... ok
[INFO] [stdout] test btree::tests::test_right_rotate_one_thousand ... ok
[INFO] [stdout] test btree::tests::test_left_rotate_one_thousand ... ok
[INFO] [stdout] test bst::tests::test_size_and_height_one_thousand ... ok
[INFO] [stdout] test rbtree::tests::test_right_rotate_thousand ... ok
[INFO] [stdout] test btree::tests::test_index_panic - should panic ... ok
[INFO] [stdout] test rbtree::tests::test_left_rotate_thousand ... ok
[INFO] [stdout] test rbtree::tests::test_index_panic - should panic ... ok
[INFO] [stdout] test bst::tests::test_index_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 53 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests treers
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree<K,V>::new (line 78) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name treers --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bencher=/opt/rustwide/target/debug/deps/libbencher-608e8d29dafce657.rlib --extern treers=/opt/rustwide/target/debug/deps/libtreers-b2157cc4c0bd5a83.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "749012d65afccf1727a6f8d81c019e57a83266415a214abf473b6cce0bbdd011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749012d65afccf1727a6f8d81c019e57a83266415a214abf473b6cce0bbdd011", kill_on_drop: false }`
[INFO] [stdout] 749012d65afccf1727a6f8d81c019e57a83266415a214abf473b6cce0bbdd011