[INFO] cloning repository https://github.com/Athe-kunal/intervaltree_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Athe-kunal/intervaltree_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAthe-kunal%2Fintervaltree_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAthe-kunal%2Fintervaltree_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 579f36cff392549433ced4f2f1364b833e040d65
[INFO] checking Athe-kunal/intervaltree_rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAthe-kunal%2Fintervaltree_rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Athe-kunal/intervaltree_rs
[INFO] finished tweaking git repo https://github.com/Athe-kunal/intervaltree_rs
[INFO] tweaked toml for git repo https://github.com/Athe-kunal/intervaltree_rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Athe-kunal/intervaltree_rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Athe-kunal/intervaltree_rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abf116b5a7b68427e419c3802addc21003156a1d2cdd069b656e5c93129c4f5b
[INFO] running `Command { std: "docker" "start" "-a" "abf116b5a7b68427e419c3802addc21003156a1d2cdd069b656e5c93129c4f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abf116b5a7b68427e419c3802addc21003156a1d2cdd069b656e5c93129c4f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abf116b5a7b68427e419c3802addc21003156a1d2cdd069b656e5c93129c4f5b", kill_on_drop: false }`
[INFO] [stdout] abf116b5a7b68427e419c3802addc21003156a1d2cdd069b656e5c93129c4f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd2393dd5c0b1d262bb5d8fb8fd566b22390e4460fdf7be2d36bc9cfa4dc96ef
[INFO] running `Command { std: "docker" "start" "-a" "fd2393dd5c0b1d262bb5d8fb8fd566b22390e4460fdf7be2d36bc9cfa4dc96ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling pyo3-build-config v0.26.0
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling pyo3-macros-backend v0.26.0
[INFO] [stderr]    Compiling pyo3-ffi v0.26.0
[INFO] [stderr]    Compiling pyo3 v0.26.0
[INFO] [stderr]    Compiling pyo3-macros v0.26.0
[INFO] [stderr]     Checking intervaltree_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/python.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn is_empty(&self) -> bool {
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyInt>, Infallible>
[INFO] [stdout]    --> src/python.rs:160:17
[INFO] [stdout]     |
[INFO] [stdout] 160 |                 8u32.into_pyobject(py).unwrap().into_any().unbind(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyInt>, Infallible>
[INFO] [stdout]    --> src/python.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |                 11u32.into_pyobject(py).unwrap().into_any().unbind(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyString>, Infallible>
[INFO] [stdout]    --> src/python.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 "d".into_pyobject(py).unwrap().into_any().unbind(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyInt>, Infallible>
[INFO] [stdout]    --> src/python.rs:170:17
[INFO] [stdout]     |
[INFO] [stdout] 170 |                 12u32.into_pyobject(py).unwrap().into_any().unbind(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyInt>, Infallible>
[INFO] [stdout]    --> src/python.rs:171:17
[INFO] [stdout]     |
[INFO] [stdout] 171 |                 18u32.into_pyobject(py).unwrap().into_any().unbind(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `intervaltree_rs` (lib test) due to 6 previous errors
[INFO] [stdout] warning: function `assert_invariants` is never used
[INFO] [stdout]   --> src/lib.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn assert_invariants<T>(root: &Tree<T>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `boxed_interval` is never used
[INFO] [stdout]   --> src/lib.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn boxed_interval<T>(l: u32, r: u32, data: T) -> Box<IntervalTreeNode<T>>{
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/python.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn is_empty(&self) -> bool {
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `intervaltree_rs` (lib) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fd2393dd5c0b1d262bb5d8fb8fd566b22390e4460fdf7be2d36bc9cfa4dc96ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2393dd5c0b1d262bb5d8fb8fd566b22390e4460fdf7be2d36bc9cfa4dc96ef", kill_on_drop: false }`
[INFO] [stdout] fd2393dd5c0b1d262bb5d8fb8fd566b22390e4460fdf7be2d36bc9cfa4dc96ef
