[INFO] cloning repository https://github.com/Rodrigodd/voronoi-sweep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rodrigodd/voronoi-sweep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRodrigodd%2Fvoronoi-sweep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRodrigodd%2Fvoronoi-sweep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32cb3edf6049bd161b9d63377fe294ac71d21c16
[INFO] testing Rodrigodd/voronoi-sweep/32cb3edf6049bd161b9d63377fe294ac71d21c16 against nightly-2024-10-28+rustflags=-Zrandomize-layout for randomize-layout
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRodrigodd%2Fvoronoi-sweep" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Rodrigodd/voronoi-sweep on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Rodrigodd/voronoi-sweep
[INFO] finished tweaking git repo https://github.com/Rodrigodd/voronoi-sweep
[INFO] tweaked toml for git repo https://github.com/Rodrigodd/voronoi-sweep written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Rodrigodd/voronoi-sweep 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" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a7cf768aed4c89bbd66a48c8f2ec2fe93eae2e2929912bef9014b712300e5c1
[INFO] running `Command { std: "docker" "start" "-a" "5a7cf768aed4c89bbd66a48c8f2ec2fe93eae2e2929912bef9014b712300e5c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a7cf768aed4c89bbd66a48c8f2ec2fe93eae2e2929912bef9014b712300e5c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a7cf768aed4c89bbd66a48c8f2ec2fe93eae2e2929912bef9014b712300e5c1", kill_on_drop: false }`
[INFO] [stdout] 5a7cf768aed4c89bbd66a48c8f2ec2fe93eae2e2929912bef9014b712300e5c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 379a046ce60b9e6c1d2ba3623c4269dfc632e4fea07e98eeaed9b14234bb0aa1
[INFO] running `Command { std: "docker" "start" "-a" "379a046ce60b9e6c1d2ba3623c4269dfc632e4fea07e98eeaed9b14234bb0aa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling voronoi-sweep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/btree.rs:7:41
[INFO] [stdout]    |
[INFO] [stdout] 7  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree/debug.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         test_assert!(height > 0);
[INFO] [stdout]    |         ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/btree.rs:13:41
[INFO] [stdout]    |
[INFO] [stdout] 13 |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree/debug.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 test_assert!(child.inner.internal, "child is internal");
[INFO] [stdout]    |                 ------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/btree.rs:13:41
[INFO] [stdout]    |
[INFO] [stdout] 13 |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree/debug.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 test_assert!(!child.internal, "child is leaf");
[INFO] [stdout]    |                 ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/btree.rs:7:41
[INFO] [stdout]    |
[INFO] [stdout] 7  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |         test_assert!(self.is_none());
[INFO] [stdout]    |         ---------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |         #[cfg(not(coverage))]
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         debugln!("adding {:?}", value);
[INFO] [stdout]    |         ------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |         #[cfg(not(coverage))]
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             debugln!("adding to leaf root");
[INFO] [stdout]    |             ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/btree.rs:7:41
[INFO] [stdout]    |
[INFO] [stdout] 7  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |             test_assert!(!self.root.inner.internal);
[INFO] [stdout]    |             --------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |           #[cfg(not(coverage))]
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 | /             debugln!(
[INFO] [stdout] 64 | |                 "leaf roof split! {:?} {:?} {:?}",
[INFO] [stdout] 65 | |                 self.root.inner,
[INFO] [stdout] 66 | |                 median,
[INFO] [stdout] 67 | |                 right
[INFO] [stdout] 68 | |             );
[INFO] [stdout]    | |_____________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |         #[cfg(not(coverage))]
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |             debugln!("adding to internal root");
[INFO] [stdout]    |             ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |           #[cfg(not(coverage))]
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 | /             debugln!(
[INFO] [stdout] 88 | |                 "internal roof split! {:?} {:?} {:?}",
[INFO] [stdout] 89 | |                 self.root,
[INFO] [stdout] 90 | |                 median,
[INFO] [stdout] 91 | |                 right
[INFO] [stdout] 92 | |             );
[INFO] [stdout]    | |_____________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 | /             test_assert!(self.root.children()[..self.root.inner.len]
[INFO] [stdout] 107 | |                 .iter()
[INFO] [stdout] 108 | |                 .all(|x| x.is_some()));
[INFO] [stdout]     | |______________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 | /             test_assert!(self
[INFO] [stdout] 110 | |                 .root
[INFO] [stdout] 111 | |                 .children()
[INFO] [stdout] 112 | |                 .get(self.root.inner.len + 1)
[INFO] [stdout] 113 | |                 .and_then(|c| c.as_ref())
[INFO] [stdout] 114 | |                 .is_none());
[INFO] [stdout]     | |___________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |             debugln!("removing {:?} from leaf root", value);
[INFO] [stdout]     |             ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             debugln!("removing {:?} from internal root", value);
[INFO] [stdout]     |             --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:132:17
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 debugln!("root has only one child");
[INFO] [stdout]     |                 ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 debugln!("new root {:?}", self);
[INFO] [stdout]     |                 ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |         test_assert!(height > 0);
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |         test_assert!(self.inner.internal, "node is internal");
[INFO] [stdout]     |         ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |                 test_assert!(child.inner.internal, "child is internal");
[INFO] [stdout]     |                 ------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |                 test_assert!(!child.internal, "child is leaf");
[INFO] [stdout]     |                 ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 | /             test_assert!(
[INFO] [stdout] 193 | |                 std::ptr::addr_of!(self.child0).add(1) == std::ptr::addr_of!(self.childs[0])
[INFO] [stdout] 194 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | /             test_assert!(
[INFO] [stdout] 210 | |                 std::ptr::addr_of!(self.child0).add(1) == std::ptr::addr_of!(self.childs[0])
[INFO] [stdout] 211 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 254 |         test_assert!(!self.internal);
[INFO] [stdout]     |         ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |             debugln!("leaf splited {:?} {:?} {:?}", self, median, right);
[INFO] [stdout]     |             ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 261 |             test_assert!(!self.internal);
[INFO] [stdout]     |             ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |             test_assert!(!right.internal);
[INFO] [stdout]     |             ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 290 |         test_assert!(self.len == N);
[INFO] [stdout]     |         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:370:9
[INFO] [stdout]     |
[INFO] [stdout] 370 |         debugln!("removing {:?} at {:?}", value, idx);
[INFO] [stdout]     |         --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:360:13
[INFO] [stdout]     |
[INFO] [stdout] 360 | /             debugln!(
[INFO] [stdout] 361 | |                 "could not find value {:?}: {:?}",
[INFO] [stdout] 362 | |                 value,
[INFO] [stdout] 363 | |                 self.values().collect::<Vec<_>>()
[INFO] [stdout] 364 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 | /         debugln!(
[INFO] [stdout] 467 | |             "child splitted [{:?}] {:?} {:?}",
[INFO] [stdout] 468 | |             child_idx,
[INFO] [stdout] 469 | |             median,
[INFO] [stdout] 470 | |             unsafe { right.as_ref() }
[INFO] [stdout] 471 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 452 |             test_assert!(!child.internal, "child is leaf");
[INFO] [stdout]     |             ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 460 |             test_assert!(child.inner.internal, "child is internal");
[INFO] [stdout]     |             ------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:510:9
[INFO] [stdout]     |
[INFO] [stdout] 510 |         debugln!("inserting {:?} {:?}", value, unsafe { child.as_ref() });
[INFO] [stdout]     |         ----------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 542 | /         test_assert!(
[INFO] [stdout] 543 | |             self.inner.len >= Self::MIN_VALUES,
[INFO] [stdout] 544 | |             "invariant broken {:?} < {:?}",
[INFO] [stdout] 545 | |             self.inner.len,
[INFO] [stdout] 546 | |             Self::MIN_VALUES
[INFO] [stdout] 547 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 548 | /         test_assert!(self.children()[..self.inner.len + 1]
[INFO] [stdout] 549 | |             .iter()
[INFO] [stdout] 550 | |             .all(|x| x.is_some()));
[INFO] [stdout]     | |__________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:514:13
[INFO] [stdout]     |
[INFO] [stdout] 514 |             debugln!("internal splited {:?} {:?} {:?}", self, median, rigth);
[INFO] [stdout]     |             ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 561 |         test_assert!(self.inner.len == N);
[INFO] [stdout]     |         --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 658 | /         test_assert!(self.children()[..self.inner.len + 1]
[INFO] [stdout] 659 | |             .iter()
[INFO] [stdout] 660 | |             .all(|x| x.is_some()));
[INFO] [stdout]     | |__________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 661 | /         test_assert!(right.children()[..right.inner.len + 1]
[INFO] [stdout] 662 | |             .iter()
[INFO] [stdout] 663 | |             .all(|x| x.is_some()));
[INFO] [stdout]     | |__________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:714:9
[INFO] [stdout]     |
[INFO] [stdout] 714 |         debugln!("removing {:?} at {:?}", value, idx);
[INFO] [stdout]     |         --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:690:13
[INFO] [stdout]     |
[INFO] [stdout] 690 |             debugln!("value not found, trying to remove from child {:?}", idx);
[INFO] [stdout]     |             ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:706:13
[INFO] [stdout]     |
[INFO] [stdout] 706 |             debugln!("removed from child {:?} {:?}", removed, len);
[INFO] [stdout]     |             ------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:678:17
[INFO] [stdout]     |
[INFO] [stdout] 678 |                 debugln!("comparing {:?} {:?}", value, v);
[INFO] [stdout]     |                 ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:684:21
[INFO] [stdout]     |
[INFO] [stdout] 684 |                     debugln!("value is greater");
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 697 |                 test_assert!(child.inner.internal, "child is internal");
[INFO] [stdout]     |                 ------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 702 |                 test_assert!(!child.internal, "child is leaf");
[INFO] [stdout]     |                 ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:723:9
[INFO] [stdout]     |
[INFO] [stdout] 723 |         debugln!("rebalacing child {:?} at height {:?}", idx, height);
[INFO] [stdout]     |         ------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:829:9
[INFO] [stdout]     |
[INFO] [stdout] 829 |         debugln!("merge {:?} and {:?}", i, i + 1);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:871:9
[INFO] [stdout]     |
[INFO] [stdout] 871 | /         debugln!("left {:?}", unsafe {
[INFO] [stdout] 872 | |             left_ptr.cast::<LeafNode<T, N>>().as_mut()
[INFO] [stdout] 873 | |         });
[INFO] [stdout]     | |__________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:895:9
[INFO] [stdout]     |
[INFO] [stdout] 895 |         debugln!("{:?}", self);
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:729:13
[INFO] [stdout]     |
[INFO] [stdout] 729 |             debugln!("rotating left");
[INFO] [stdout]     |             ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 745 |                 test_assert!(left.len < N);
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 761 |                 test_assert!(left.inner.internal, "left is internal");
[INFO] [stdout]     |                 ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 762 |                 test_assert!(left.inner.internal, "right is internal");
[INFO] [stdout]     |                 ------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:776:13
[INFO] [stdout]     |
[INFO] [stdout] 776 |             debugln!("rotating right");
[INFO] [stdout]     |             -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 792 |                 test_assert!(right.len < N);
[INFO] [stdout]     |                 --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 844 | /             test_assert!(
[INFO] [stdout] 845 | |                 left.len + 1 + right.len <= N,
[INFO] [stdout] 846 | |                 "{} {} {}",
[INFO] [stdout] 847 | |                 left.len,
[INFO] [stdout] 848 | |                 right.len,
[INFO] [stdout] 849 | |                 N
[INFO] [stdout] 850 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:926:13
[INFO] [stdout]     |
[INFO] [stdout] 926 |             debugln!("removing from leaf {:?}", left_child);
[INFO] [stdout]     |             ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:953:9
[INFO] [stdout]     |
[INFO] [stdout] 953 |         debugln!("removing max value at height {:?}", height);
[INFO] [stdout]     |         ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:982:13
[INFO] [stdout]     |
[INFO] [stdout] 982 |             debugln!("removing from leaf {:?}", left_child);
[INFO] [stdout]     |             ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/btree.rs:1035:21
[INFO] [stdout]      |
[INFO] [stdout] 1035 |                     debugln!("drop internal {:?}", child);
[INFO] [stdout]      |                     ------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/btree.rs:1042:21
[INFO] [stdout]      |
[INFO] [stdout] 1042 |                     debugln!("drop leaf {:?}", child);
[INFO] [stdout]      |                     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |         debugln!("find_region3 {:?} {:?} {:?}", q, r, s);
[INFO] [stdout]     |         ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 380 |     debugln!("initial benchline: {:?}", benchline);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 387 |         debugln!("event {:?} of {:?} in {:?}", event, events, benchline);
[INFO] [stdout]     |         ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 404 |                     debugln!("duplicated points!!");
[INFO] [stdout]     |                     ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 414 |                     debugln!("vertex {} {} {}: {:?}", p_idx, q_idx, r, v);
[INFO] [stdout]     |                     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 428 |                         debugln!("cqr   {:?}", cqr);
[INFO] [stdout]     |                         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 429 |                         debugln!("right neighbor {:?}", right_neighbor);
[INFO] [stdout]     |                         ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 448 |                             debugln!("replaced with {:?}", (p, (a, b, c)));
[INFO] [stdout]     |                             ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 439 |                                         debugln!("removing {:?}", e);
[INFO] [stdout]     |                                         ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 |                                 debugln!("removing {:?}", e);
[INFO] [stdout]     |                                 ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 498 |                     debugln!("cpq- {:?}", bpq.c_minus(sites));
[INFO] [stdout]     |                     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 499 |                     debugln!("left neighbor {:?}", left_neighbor);
[INFO] [stdout]     |                     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 509 |                     debugln!("l intersection {:?}, ({:?}, {:?}, {:?})", p, q, r, s);
[INFO] [stdout]     |                     --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 517 |                     debugln!("cpq+ {:?}", bpq.c_plus(sites));
[INFO] [stdout]     |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 518 |                     debugln!("right neighbor {:?}", right_neighbor);
[INFO] [stdout]     |                     ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 528 |                     debugln!("r intersection {:?}, ({:?}, {:?}, {:?})", p, q, r, s);
[INFO] [stdout]     |                     --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 612 |                 debugln!("cqs {:?}", cqs);
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 666 |                 debugln!("circuncenter of {:?} {:?} {:?}: {:?}", q, r, s, p_unstar);
[INFO] [stdout]     |                 ------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 667 |                 debugln!("vertex {} {} {}: {:?}", q_idx, r_idx, s_idx, p_unstar);
[INFO] [stdout]     |                 ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 557 |                     debugln!("cqr {:?}", cqr);
[INFO] [stdout]     |                     ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 558 |                     debugln!("left neighbor {:?}", left_neighbor);
[INFO] [stdout]     |                     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 567 |                                 debugln!("removing {:?}", e);
[INFO] [stdout]     |                                 ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 581 |                     debugln!("crs {:?}", crs);
[INFO] [stdout]     |                     ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 582 |                     debugln!("right neighbor {:?}", right_neighbor);
[INFO] [stdout]     |                     ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 591 |                                 debugln!("removing {:?}", e);
[INFO] [stdout]     |                                 ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 619 |                     debugln!("left neighbor {:?}", left_neighbor);
[INFO] [stdout]     |                     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 636 |                     debugln!("il intersection {:?}, ({:?}, {:?}, {:?})", i, q, r, s);
[INFO] [stdout]     |                     ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 645 |                     debugln!("right neighbor {:?}", right_neighbor);
[INFO] [stdout]     |                     ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 661 |                     debugln!("ir intersection {:?}, ({:?}, {:?}, {:?})", p, q, r, s);
[INFO] [stdout]     |                     ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 728 | /         debugln!(
[INFO] [stdout] 729 | |             "{}: adding {:?} to {:?} ({:?})",
[INFO] [stdout] 730 | |             this_idx,
[INFO] [stdout] 731 | |             neighbor,
[INFO] [stdout] 732 | |             self.neighbors,
[INFO] [stdout] 733 | |             self.points
[INFO] [stdout] 734 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 799 | /         debugln!(
[INFO] [stdout] 800 | |             "{}: adding {:?} {:?} to {:?} ({:?}): {:?}",
[INFO] [stdout] 801 | |             this_idx,
[INFO] [stdout] 802 | |             a_idx,
[INFO] [stdout] ...   |
[INFO] [stdout] 806 | |             point
[INFO] [stdout] 807 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 815 | /         debugln!(
[INFO] [stdout] 816 | |             "{}: added  {:?} {:?} to {:?} ({:?}): {:?}",
[INFO] [stdout] 817 | |             this_idx,
[INFO] [stdout] 818 | |             a_idx,
[INFO] [stdout] ...   |
[INFO] [stdout] 822 | |             point
[INFO] [stdout] 823 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1056 |         debugln!("{} <=> {} ({})", point.x, bisector_star_x, a.x);
[INFO] [stdout]      |         --------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1025 |             debugln!("less! {} {}", point.x, self.min_x);
[INFO] [stdout]      |             -------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1029 |             debugln!("great! {} {}", point.x, self.max_x);
[INFO] [stdout]      |             --------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1034 |             debugln!("equal! {} {}", point.x, a.x);
[INFO] [stdout]      |             -------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1119 |             debugln!("out of domain");
[INFO] [stdout]      |             ------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1130 |             debugln!("vertical 1!");
[INFO] [stdout]      |             ----------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1143 |             debugln!("vertical 2!");
[INFO] [stdout]      |             ----------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1162 |             debugln!("divided by zero!");
[INFO] [stdout]      |             ---------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |           #[cfg(not(coverage))]
[INFO] [stdout]      |                     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1201 | /             debugln!(
[INFO] [stdout] 1202 | |                 "out of domain 2, {} {} {} {} {}",
[INFO] [stdout] 1203 | |                 x,
[INFO] [stdout] 1204 | |                 self.min_x,
[INFO] [stdout] ...    |
[INFO] [stdout] 1207 | |                 other.max_x
[INFO] [stdout] 1208 | |             );
[INFO] [stdout]      | |_____________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `values` is never used
[INFO] [stdout]    --> src/btree.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | impl<T: Clone, const N: usize> BTree<T, N> {
[INFO] [stdout]     | ------------------------------------------ method in this implementation
[INFO] [stdout] 150 |     fn values(&self) -> Vec<T> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `values` is never used
[INFO] [stdout]    --> src/btree.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 158 | impl<T: Clone, const N: usize> InternalNode<T, N> {
[INFO] [stdout]     | ------------------------------------------------- method in this implementation
[INFO] [stdout] 159 |     fn values(&self, height: usize) -> Vec<T> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "379a046ce60b9e6c1d2ba3623c4269dfc632e4fea07e98eeaed9b14234bb0aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379a046ce60b9e6c1d2ba3623c4269dfc632e4fea07e98eeaed9b14234bb0aa1", kill_on_drop: false }`
[INFO] [stdout] 379a046ce60b9e6c1d2ba3623c4269dfc632e4fea07e98eeaed9b14234bb0aa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Zrandomize-layout" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a295383caad415f8e57ed6dea990cc50f24636ae8390f8d359205a9cf2494e9
[INFO] running `Command { std: "docker" "start" "-a" "5a295383caad415f8e57ed6dea990cc50f24636ae8390f8d359205a9cf2494e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling zerocopy v0.7.34
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling miniquad v0.4.2
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling miniz_oxide v0.7.3
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bytemuck v1.16.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling glam v0.27.0
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling quad-rand v0.2.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/btree.rs:7:41
[INFO] [stdout]    |
[INFO] [stdout] 7  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree/debug.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         test_assert!(height > 0);
[INFO] [stdout]    |         ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/btree.rs:13:41
[INFO] [stdout]    |
[INFO] [stdout] 13 |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree/debug.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 test_assert!(child.inner.internal, "child is internal");
[INFO] [stdout]    |                 ------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/btree.rs:13:41
[INFO] [stdout]    |
[INFO] [stdout] 13 |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree/debug.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 test_assert!(!child.internal, "child is leaf");
[INFO] [stdout]    |                 ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/btree.rs:7:41
[INFO] [stdout]    |
[INFO] [stdout] 7  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |         test_assert!(self.is_none());
[INFO] [stdout]    |         ---------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |         #[cfg(not(coverage))]
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         debugln!("adding {:?}", value);
[INFO] [stdout]    |         ------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |         #[cfg(not(coverage))]
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             debugln!("adding to leaf root");
[INFO] [stdout]    |             ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/btree.rs:7:41
[INFO] [stdout]    |
[INFO] [stdout] 7  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |             test_assert!(!self.root.inner.internal);
[INFO] [stdout]    |             --------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |           #[cfg(not(coverage))]
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 | /             debugln!(
[INFO] [stdout] 64 | |                 "leaf roof split! {:?} {:?} {:?}",
[INFO] [stdout] 65 | |                 self.root.inner,
[INFO] [stdout] 66 | |                 median,
[INFO] [stdout] 67 | |                 right
[INFO] [stdout] 68 | |             );
[INFO] [stdout]    | |_____________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |         #[cfg(not(coverage))]
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |             debugln!("adding to internal root");
[INFO] [stdout]    |             ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |           #[cfg(not(coverage))]
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 | /             debugln!(
[INFO] [stdout] 88 | |                 "internal roof split! {:?} {:?} {:?}",
[INFO] [stdout] 89 | |                 self.root,
[INFO] [stdout] 90 | |                 median,
[INFO] [stdout] 91 | |                 right
[INFO] [stdout] 92 | |             );
[INFO] [stdout]    | |_____________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 | /             test_assert!(self.root.children()[..self.root.inner.len]
[INFO] [stdout] 107 | |                 .iter()
[INFO] [stdout] 108 | |                 .all(|x| x.is_some()));
[INFO] [stdout]     | |______________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 | /             test_assert!(self
[INFO] [stdout] 110 | |                 .root
[INFO] [stdout] 111 | |                 .children()
[INFO] [stdout] 112 | |                 .get(self.root.inner.len + 1)
[INFO] [stdout] 113 | |                 .and_then(|c| c.as_ref())
[INFO] [stdout] 114 | |                 .is_none());
[INFO] [stdout]     | |___________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |             debugln!("removing {:?} from leaf root", value);
[INFO] [stdout]     |             ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             debugln!("removing {:?} from internal root", value);
[INFO] [stdout]     |             --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:132:17
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 debugln!("root has only one child");
[INFO] [stdout]     |                 ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 debugln!("new root {:?}", self);
[INFO] [stdout]     |                 ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |         test_assert!(height > 0);
[INFO] [stdout]     |         ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |         test_assert!(self.inner.internal, "node is internal");
[INFO] [stdout]     |         ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |                 test_assert!(child.inner.internal, "child is internal");
[INFO] [stdout]     |                 ------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |                 test_assert!(!child.internal, "child is leaf");
[INFO] [stdout]     |                 ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 | /             test_assert!(
[INFO] [stdout] 193 | |                 std::ptr::addr_of!(self.child0).add(1) == std::ptr::addr_of!(self.childs[0])
[INFO] [stdout] 194 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | /             test_assert!(
[INFO] [stdout] 210 | |                 std::ptr::addr_of!(self.child0).add(1) == std::ptr::addr_of!(self.childs[0])
[INFO] [stdout] 211 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 254 |         test_assert!(!self.internal);
[INFO] [stdout]     |         ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |             debugln!("leaf splited {:?} {:?} {:?}", self, median, right);
[INFO] [stdout]     |             ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 261 |             test_assert!(!self.internal);
[INFO] [stdout]     |             ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |             test_assert!(!right.internal);
[INFO] [stdout]     |             ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 290 |         test_assert!(self.len == N);
[INFO] [stdout]     |         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:370:9
[INFO] [stdout]     |
[INFO] [stdout] 370 |         debugln!("removing {:?} at {:?}", value, idx);
[INFO] [stdout]     |         --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:360:13
[INFO] [stdout]     |
[INFO] [stdout] 360 | /             debugln!(
[INFO] [stdout] 361 | |                 "could not find value {:?}: {:?}",
[INFO] [stdout] 362 | |                 value,
[INFO] [stdout] 363 | |                 self.values().collect::<Vec<_>>()
[INFO] [stdout] 364 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 | /         debugln!(
[INFO] [stdout] 467 | |             "child splitted [{:?}] {:?} {:?}",
[INFO] [stdout] 468 | |             child_idx,
[INFO] [stdout] 469 | |             median,
[INFO] [stdout] 470 | |             unsafe { right.as_ref() }
[INFO] [stdout] 471 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 452 |             test_assert!(!child.internal, "child is leaf");
[INFO] [stdout]     |             ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 460 |             test_assert!(child.inner.internal, "child is internal");
[INFO] [stdout]     |             ------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:510:9
[INFO] [stdout]     |
[INFO] [stdout] 510 |         debugln!("inserting {:?} {:?}", value, unsafe { child.as_ref() });
[INFO] [stdout]     |         ----------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 542 | /         test_assert!(
[INFO] [stdout] 543 | |             self.inner.len >= Self::MIN_VALUES,
[INFO] [stdout] 544 | |             "invariant broken {:?} < {:?}",
[INFO] [stdout] 545 | |             self.inner.len,
[INFO] [stdout] 546 | |             Self::MIN_VALUES
[INFO] [stdout] 547 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 548 | /         test_assert!(self.children()[..self.inner.len + 1]
[INFO] [stdout] 549 | |             .iter()
[INFO] [stdout] 550 | |             .all(|x| x.is_some()));
[INFO] [stdout]     | |__________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:514:13
[INFO] [stdout]     |
[INFO] [stdout] 514 |             debugln!("internal splited {:?} {:?} {:?}", self, median, rigth);
[INFO] [stdout]     |             ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 561 |         test_assert!(self.inner.len == N);
[INFO] [stdout]     |         --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 658 | /         test_assert!(self.children()[..self.inner.len + 1]
[INFO] [stdout] 659 | |             .iter()
[INFO] [stdout] 660 | |             .all(|x| x.is_some()));
[INFO] [stdout]     | |__________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 661 | /         test_assert!(right.children()[..right.inner.len + 1]
[INFO] [stdout] 662 | |             .iter()
[INFO] [stdout] 663 | |             .all(|x| x.is_some()));
[INFO] [stdout]     | |__________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:714:9
[INFO] [stdout]     |
[INFO] [stdout] 714 |         debugln!("removing {:?} at {:?}", value, idx);
[INFO] [stdout]     |         --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:690:13
[INFO] [stdout]     |
[INFO] [stdout] 690 |             debugln!("value not found, trying to remove from child {:?}", idx);
[INFO] [stdout]     |             ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:706:13
[INFO] [stdout]     |
[INFO] [stdout] 706 |             debugln!("removed from child {:?} {:?}", removed, len);
[INFO] [stdout]     |             ------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:678:17
[INFO] [stdout]     |
[INFO] [stdout] 678 |                 debugln!("comparing {:?} {:?}", value, v);
[INFO] [stdout]     |                 ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:684:21
[INFO] [stdout]     |
[INFO] [stdout] 684 |                     debugln!("value is greater");
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 697 |                 test_assert!(child.inner.internal, "child is internal");
[INFO] [stdout]     |                 ------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 702 |                 test_assert!(!child.internal, "child is leaf");
[INFO] [stdout]     |                 ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:723:9
[INFO] [stdout]     |
[INFO] [stdout] 723 |         debugln!("rebalacing child {:?} at height {:?}", idx, height);
[INFO] [stdout]     |         ------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:829:9
[INFO] [stdout]     |
[INFO] [stdout] 829 |         debugln!("merge {:?} and {:?}", i, i + 1);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:871:9
[INFO] [stdout]     |
[INFO] [stdout] 871 | /         debugln!("left {:?}", unsafe {
[INFO] [stdout] 872 | |             left_ptr.cast::<LeafNode<T, N>>().as_mut()
[INFO] [stdout] 873 | |         });
[INFO] [stdout]     | |__________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:895:9
[INFO] [stdout]     |
[INFO] [stdout] 895 |         debugln!("{:?}", self);
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:729:13
[INFO] [stdout]     |
[INFO] [stdout] 729 |             debugln!("rotating left");
[INFO] [stdout]     |             ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 745 |                 test_assert!(left.len < N);
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 761 |                 test_assert!(left.inner.internal, "left is internal");
[INFO] [stdout]     |                 ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 762 |                 test_assert!(left.inner.internal, "right is internal");
[INFO] [stdout]     |                 ------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:776:13
[INFO] [stdout]     |
[INFO] [stdout] 776 |             debugln!("rotating right");
[INFO] [stdout]     |             -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:7:41
[INFO] [stdout]     |
[INFO] [stdout] 7   |         #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 792 |                 test_assert!(right.len < N);
[INFO] [stdout]     |                 --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/btree.rs:13:41
[INFO] [stdout]     |
[INFO] [stdout] 13  |           #[cfg(all(debug_assertions, not(coverage)))]
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 844 | /             test_assert!(
[INFO] [stdout] 845 | |                 left.len + 1 + right.len <= N,
[INFO] [stdout] 846 | |                 "{} {} {}",
[INFO] [stdout] 847 | |                 left.len,
[INFO] [stdout] 848 | |                 right.len,
[INFO] [stdout] 849 | |                 N
[INFO] [stdout] 850 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `test_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:926:13
[INFO] [stdout]     |
[INFO] [stdout] 926 |             debugln!("removing from leaf {:?}", left_child);
[INFO] [stdout]     |             ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:953:9
[INFO] [stdout]     |
[INFO] [stdout] 953 |         debugln!("removing max value at height {:?}", height);
[INFO] [stdout]     |         ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/btree.rs:982:13
[INFO] [stdout]     |
[INFO] [stdout] 982 |             debugln!("removing from leaf {:?}", left_child);
[INFO] [stdout]     |             ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/btree.rs:1035:21
[INFO] [stdout]      |
[INFO] [stdout] 1035 |                     debugln!("drop internal {:?}", child);
[INFO] [stdout]      |                     ------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/btree.rs:1042:21
[INFO] [stdout]      |
[INFO] [stdout] 1042 |                     debugln!("drop leaf {:?}", child);
[INFO] [stdout]      |                     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |         debugln!("find_region3 {:?} {:?} {:?}", q, r, s);
[INFO] [stdout]     |         ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 380 |     debugln!("initial benchline: {:?}", benchline);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 387 |         debugln!("event {:?} of {:?} in {:?}", event, events, benchline);
[INFO] [stdout]     |         ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 404 |                     debugln!("duplicated points!!");
[INFO] [stdout]     |                     ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 414 |                     debugln!("vertex {} {} {}: {:?}", p_idx, q_idx, r, v);
[INFO] [stdout]     |                     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 428 |                         debugln!("cqr   {:?}", cqr);
[INFO] [stdout]     |                         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 429 |                         debugln!("right neighbor {:?}", right_neighbor);
[INFO] [stdout]     |                         ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 448 |                             debugln!("replaced with {:?}", (p, (a, b, c)));
[INFO] [stdout]     |                             ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 439 |                                         debugln!("removing {:?}", e);
[INFO] [stdout]     |                                         ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 |                                 debugln!("removing {:?}", e);
[INFO] [stdout]     |                                 ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 498 |                     debugln!("cpq- {:?}", bpq.c_minus(sites));
[INFO] [stdout]     |                     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 499 |                     debugln!("left neighbor {:?}", left_neighbor);
[INFO] [stdout]     |                     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 509 |                     debugln!("l intersection {:?}, ({:?}, {:?}, {:?})", p, q, r, s);
[INFO] [stdout]     |                     --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 517 |                     debugln!("cpq+ {:?}", bpq.c_plus(sites));
[INFO] [stdout]     |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 518 |                     debugln!("right neighbor {:?}", right_neighbor);
[INFO] [stdout]     |                     ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 528 |                     debugln!("r intersection {:?}, ({:?}, {:?}, {:?})", p, q, r, s);
[INFO] [stdout]     |                     --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 612 |                 debugln!("cqs {:?}", cqs);
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 666 |                 debugln!("circuncenter of {:?} {:?} {:?}: {:?}", q, r, s, p_unstar);
[INFO] [stdout]     |                 ------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 667 |                 debugln!("vertex {} {} {}: {:?}", q_idx, r_idx, s_idx, p_unstar);
[INFO] [stdout]     |                 ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 557 |                     debugln!("cqr {:?}", cqr);
[INFO] [stdout]     |                     ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 558 |                     debugln!("left neighbor {:?}", left_neighbor);
[INFO] [stdout]     |                     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 567 |                                 debugln!("removing {:?}", e);
[INFO] [stdout]     |                                 ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 581 |                     debugln!("crs {:?}", crs);
[INFO] [stdout]     |                     ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 582 |                     debugln!("right neighbor {:?}", right_neighbor);
[INFO] [stdout]     |                     ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 591 |                                 debugln!("removing {:?}", e);
[INFO] [stdout]     |                                 ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 619 |                     debugln!("left neighbor {:?}", left_neighbor);
[INFO] [stdout]     |                     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 636 |                     debugln!("il intersection {:?}, ({:?}, {:?}, {:?})", i, q, r, s);
[INFO] [stdout]     |                     ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 645 |                     debugln!("right neighbor {:?}", right_neighbor);
[INFO] [stdout]     |                     ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |         #[cfg(not(coverage))]
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 661 |                     debugln!("ir intersection {:?}, ({:?}, {:?}, {:?})", p, q, r, s);
[INFO] [stdout]     |                     ---------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 728 | /         debugln!(
[INFO] [stdout] 729 | |             "{}: adding {:?} to {:?} ({:?})",
[INFO] [stdout] 730 | |             this_idx,
[INFO] [stdout] 731 | |             neighbor,
[INFO] [stdout] 732 | |             self.neighbors,
[INFO] [stdout] 733 | |             self.points
[INFO] [stdout] 734 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 799 | /         debugln!(
[INFO] [stdout] 800 | |             "{}: adding {:?} {:?} to {:?} ({:?}): {:?}",
[INFO] [stdout] 801 | |             this_idx,
[INFO] [stdout] 802 | |             a_idx,
[INFO] [stdout] ...   |
[INFO] [stdout] 806 | |             point
[INFO] [stdout] 807 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]    --> src/lib.rs:14:19
[INFO] [stdout]     |
[INFO] [stdout] 14  |           #[cfg(not(coverage))]
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 815 | /         debugln!(
[INFO] [stdout] 816 | |             "{}: added  {:?} {:?} to {:?} ({:?}): {:?}",
[INFO] [stdout] 817 | |             this_idx,
[INFO] [stdout] 818 | |             a_idx,
[INFO] [stdout] ...   |
[INFO] [stdout] 822 | |             point
[INFO] [stdout] 823 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1056 |         debugln!("{} <=> {} ({})", point.x, bisector_star_x, a.x);
[INFO] [stdout]      |         --------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1025 |             debugln!("less! {} {}", point.x, self.min_x);
[INFO] [stdout]      |             -------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1029 |             debugln!("great! {} {}", point.x, self.max_x);
[INFO] [stdout]      |             --------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1034 |             debugln!("equal! {} {}", point.x, a.x);
[INFO] [stdout]      |             -------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1119 |             debugln!("out of domain");
[INFO] [stdout]      |             ------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1130 |             debugln!("vertical 1!");
[INFO] [stdout]      |             ----------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1143 |             debugln!("vertical 2!");
[INFO] [stdout]      |             ----------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |         #[cfg(not(coverage))]
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1162 |             debugln!("divided by zero!");
[INFO] [stdout]      |             ---------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `coverage`
[INFO] [stdout]     --> src/lib.rs:14:19
[INFO] [stdout]      |
[INFO] [stdout] 14   |           #[cfg(not(coverage))]
[INFO] [stdout]      |                     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1201 | /             debugln!(
[INFO] [stdout] 1202 | |                 "out of domain 2, {} {} {} {} {}",
[INFO] [stdout] 1203 | |                 x,
[INFO] [stdout] 1204 | |                 self.min_x,
[INFO] [stdout] ...    |
[INFO] [stdout] 1207 | |                 other.max_x
[INFO] [stdout] 1208 | |             );
[INFO] [stdout]      | |_____________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(coverage)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: this warning originates in the macro `debugln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `values` is never used
[INFO] [stdout]    --> src/btree.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | impl<T: Clone, const N: usize> BTree<T, N> {
[INFO] [stdout]     | ------------------------------------------ method in this implementation
[INFO] [stdout] 150 |     fn values(&self) -> Vec<T> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `values` is never used
[INFO] [stdout]    --> src/btree.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 158 | impl<T: Clone, const N: usize> InternalNode<T, N> {
[INFO] [stdout]     | ------------------------------------------------- method in this implementation
[INFO] [stdout] 159 |     fn values(&self, height: usize) -> Vec<T> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling fontdue v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.4.0
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on devicerustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stdout] error: failed to build archive at `/opt/rustwide/target/debug/deps/libregex_syntax-d23ef8f2b67b553a.rlib`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.66/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=0e787cf1a7df6e55 -C extra-filename=-0e787cf1a7df6e55 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2114764c4a70bb86.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7be03bc765f2dbf8.rmeta --cap-lints allow --cap-lints=forbid -Zrandomize-layout` (exit status: 101)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `regex-syntax` (lib) due to 1 previous error
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaJSoS3j/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `image` (lib) due to 1 previous error
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaFNNMLJ/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `glam` (lib) due to 1 previous error
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaYIu3YH/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `proptest` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/nightly-2024-10-28-x86_64-unknown-linux-gnu/bin/rustc --crate-name proptest --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proptest-1.4.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="bit-set"' --cfg 'feature="default"' --cfg 'feature="fork"' --cfg 'feature="lazy_static"' --cfg 'feature="regex-syntax"' --cfg 'feature="rusty-fork"' --cfg 'feature="std"' --cfg 'feature="tempfile"' --cfg 'feature="timeout"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("alloc", "atomic64bit", "bit-set", "default", "default-code-coverage", "fork", "hardware-rng", "lazy_static", "regex-syntax", "rusty-fork", "std", "tempfile", "timeout", "unstable", "x86"))' -C metadata=79710e926e4f0800 -C extra-filename=-79710e926e4f0800 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-54fe359cf7021452.rmeta --extern bit_vec=/opt/rustwide/target/debug/deps/libbit_vec-75f9af2a31ffbe1d.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-24f49940ca3187ff.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b82c15677deef9e2.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-e716667174264b74.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-ebaa4c55f69b8fd6.rmeta --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-8d44320d524647a4.rmeta --extern rand_xorshift=/opt/rustwide/target/debug/deps/librand_xorshift-ee1d49554d280dfb.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-d23ef8f2b67b553a.rmeta --extern rusty_fork=/opt/rustwide/target/debug/deps/librusty_fork-a5372520555b0fa1.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-7154f4a8b05af984.rmeta --extern unarray=/opt/rustwide/target/debug/deps/libunarray-1b4498fa5f5c3005.rmeta --cap-lints allow --cap-lints=forbid -Zrandomize-layout` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "5a295383caad415f8e57ed6dea990cc50f24636ae8390f8d359205a9cf2494e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a295383caad415f8e57ed6dea990cc50f24636ae8390f8d359205a9cf2494e9", kill_on_drop: false }`
[INFO] [stdout] 5a295383caad415f8e57ed6dea990cc50f24636ae8390f8d359205a9cf2494e9
