[INFO] fetching crate leetcode-test-utils 0.0.7...
[INFO] testing leetcode-test-utils-0.0.7 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate leetcode-test-utils 0.0.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate leetcode-test-utils 0.0.7 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leetcode-test-utils 0.0.7
[INFO] finished tweaking crates.io crate leetcode-test-utils 0.0.7
[INFO] tweaked toml for crates.io crate leetcode-test-utils 0.0.7 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ae5ee9a911a9285560fd726ecc1c124c7ca8a7d045bc3d307904653e26884bb
[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" "8ae5ee9a911a9285560fd726ecc1c124c7ca8a7d045bc3d307904653e26884bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ae5ee9a911a9285560fd726ecc1c124c7ca8a7d045bc3d307904653e26884bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae5ee9a911a9285560fd726ecc1c124c7ca8a7d045bc3d307904653e26884bb", kill_on_drop: false }`
[INFO] [stdout] 8ae5ee9a911a9285560fd726ecc1c124c7ca8a7d045bc3d307904653e26884bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35903f048500bb89a4c8c69dff056f52ef9c3ae2118166afb02aa81d0913c290
[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" "35903f048500bb89a4c8c69dff056f52ef9c3ae2118166afb02aa81d0913c290", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-test-utils v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "35903f048500bb89a4c8c69dff056f52ef9c3ae2118166afb02aa81d0913c290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35903f048500bb89a4c8c69dff056f52ef9c3ae2118166afb02aa81d0913c290", kill_on_drop: false }`
[INFO] [stdout] 35903f048500bb89a4c8c69dff056f52ef9c3ae2118166afb02aa81d0913c290
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2467b6087864321fc07c7b6e77d3ee0d781dc520d878fae6a266904ad28b818f
[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" "2467b6087864321fc07c7b6e77d3ee0d781dc520d878fae6a266904ad28b818f", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-test-utils v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "2467b6087864321fc07c7b6e77d3ee0d781dc520d878fae6a266904ad28b818f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2467b6087864321fc07c7b6e77d3ee0d781dc520d878fae6a266904ad28b818f", kill_on_drop: false }`
[INFO] [stdout] 2467b6087864321fc07c7b6e77d3ee0d781dc520d878fae6a266904ad28b818f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7090ff9532bcb622c6a4ba287df64c13daeea0c4dea64c7db9c380ee190dd66
[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" "e7090ff9532bcb622c6a4ba287df64c13daeea0c4dea64c7db9c380ee190dd66", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leetcode_test_utils-0b484137e566ce60)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leetcode-test-utils
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::T::to_leetcode_raw (line 586) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::TreeBuilder::from_pre_in (line 231) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::T::detach (line 513) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::T::len (line 655) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::TreeBuilder::from_leetcode_raw (line 124) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::T::to_leetcode (line 621) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::T::is_balanced (line 534) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::TreeBuilder::from_leetcode (line 71) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::TreeBuilder::from_level_in (line 294) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::TreeBuilder::from_twos (line 187) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::T::height (line 342) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::TreeBuilder::from_post_in (line 263) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::T::is_binary_search_tree (line 567) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::new_right (line 751) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::new_left (line 731) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::T::re_owned (line 487) ... ok
[INFO] [stdout] test src/tree/diagnosis.rs - tree::diagnosis::new_child (line 771) ... ok
[INFO] [stdout] test src/tree/shortcuts.rs - tree::shortcuts::val (line 67) ... ok
[INFO] [stdout] test src/tree/shortcuts.rs - tree::shortcuts::new_rc (line 30) ... ok
[INFO] [stdout] test src/tree/shortcuts.rs - tree::shortcuts::new_cell (line 14) ... ok
[INFO] [stdout] test src/tree/shortcuts.rs - tree::shortcuts::new_node (line 46) ... ok
[INFO] [stdout] test src/tree/shortcuts.rs - tree::shortcuts::to_ptr (line 88) ... ok
[INFO] [stdout] test src/tree/shortcuts.rs - tree::shortcuts::to_ptr_mut (line 112) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e7090ff9532bcb622c6a4ba287df64c13daeea0c4dea64c7db9c380ee190dd66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7090ff9532bcb622c6a4ba287df64c13daeea0c4dea64c7db9c380ee190dd66", kill_on_drop: false }`
[INFO] [stdout] e7090ff9532bcb622c6a4ba287df64c13daeea0c4dea64c7db9c380ee190dd66