[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] checking Rodrigodd/voronoi-sweep against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRodrigodd%2Fvoronoi-sweep" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[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-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Rodrigodd/voronoi-sweep on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded macroquad_macro v0.1.7
[INFO] [stderr]   Downloaded quad-rand v0.2.1
[INFO] [stderr]   Downloaded inline_tweak_derive v3.0.0
[INFO] [stderr]   Downloaded miniquad v0.4.2
[INFO] [stderr]   Downloaded glam v0.27.0
[INFO] [stderr]   Downloaded macroquad v0.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78551d4bcbecb65337b2f9097d48f4c50094a18801980cbec025df5a1b118f1d
[INFO] running `Command { std: "docker" "start" "-a" "78551d4bcbecb65337b2f9097d48f4c50094a18801980cbec025df5a1b118f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78551d4bcbecb65337b2f9097d48f4c50094a18801980cbec025df5a1b118f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78551d4bcbecb65337b2f9097d48f4c50094a18801980cbec025df5a1b118f1d", kill_on_drop: false }`
[INFO] [stdout] 78551d4bcbecb65337b2f9097d48f4c50094a18801980cbec025df5a1b118f1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c5d16d56b84711a1d6880db431d218b3e1fd70cc3553a7462fba3136f329a42
[INFO] running `Command { std: "docker" "start" "-a" "9c5d16d56b84711a1d6880db431d218b3e1fd70cc3553a7462fba3136f329a42", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling miniquad v0.4.2
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]     Checking quad-rand v0.2.1
[INFO] [stderr]     Checking bumpalo v3.16.0
[INFO] [stderr]     Checking glam v0.27.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking 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: `docsrs`, `feature`, and `test` and 31 more
[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] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking bit-set v0.5.3
[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)]` (part of `#[warn(unused)]`) 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]     Checking image v0.24.9
[INFO] [stderr]     Checking fontdue v0.7.3
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Checking macroquad v0.4.7
[INFO] [stderr]    Compiling inline_tweak_derive v3.0.0
[INFO] [stderr]     Checking inline_tweak v1.1.1
[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: `docsrs`, `feature`, and `test` and 31 more
[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/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |         #[cfg(not(coverage))]
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/btree/test.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         debugln!("allocating {:?}", 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]   ::: src/btree/test.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         debugln!("dropping {:?}", self.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/test.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     debugln!("{:?}", tree);
[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/test.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     debugln!("{:?}", tree);
[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/test.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     debugln!("{:?}", tree);
[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/test.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     debugln!("{:?}", tree);
[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/test.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     debugln!("{:?}", tree);
[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/test.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     debugln!("{:?}", tree);
[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/test.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     debugln!("{:?}", tree);
[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/test.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     debugln!("{:?}", tree.values());
[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/test.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             debugln!("{:?}", values);
[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/test.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     debugln!("{:?}", tree);
[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/test.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |         debugln!("{:?}", tree);
[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/test.rs:425:5
[INFO] [stdout]     |
[INFO] [stdout] 425 |     debugln!("{:?}", tree);
[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/test.rs:438:9
[INFO] [stdout]     |
[INFO] [stdout] 438 |         debugln!("{:?}", tree);
[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/test.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |             debugln!("remove {:?} {:?}", value, 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]    ::: src/btree/test.rs:434:13
[INFO] [stdout]     |
[INFO] [stdout] 434 |             debugln!("insert {:?}", 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/test.rs:605:5
[INFO] [stdout]     |
[INFO] [stdout] 605 |     debugln!("{:?}", tree);
[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/test.rs:618:9
[INFO] [stdout]     |
[INFO] [stdout] 618 |         debugln!("{:?}", tree);
[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/test.rs:609:13
[INFO] [stdout]     |
[INFO] [stdout] 609 |             debugln!("remove {:?} {:?}", value, 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]    ::: src/btree/test.rs:614:13
[INFO] [stdout]     |
[INFO] [stdout] 614 |             debugln!("insert {:?}", 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/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]   ::: src/test.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     debugln!("cpq_plus: {:?}", cpq_plus);
[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/test.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     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]   ::: src/test.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     debugln!("p: {:?}", p);
[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/test.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     debugln!("ab: {:?}, cd: {:?}", ab, cd);
[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/test.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     debugln!("p: {:?}", p);
[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/test.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     debugln!("da: {}, db: {}, dc: {}, dd: {}", da, db, dc, dd);
[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/test.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     debugln!("y: {}", y);
[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/test.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         debugln!("regions: {:?}", regions);
[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/test.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         debugln!("cell {:?}", cell);
[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/test.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         debugln!("points: {:?}", 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]    ::: src/test.rs:514:5
[INFO] [stdout]     |
[INFO] [stdout] 514 |     debugln!("{:?}", 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]    ::: src/test.rs:519:9
[INFO] [stdout]     |
[INFO] [stdout] 519 |         debugln!("{}: cell {:?}", i, cell);
[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/test.rs:552:13
[INFO] [stdout]     |
[INFO] [stdout] 552 |             debugln!("dist_p: {}, dist_neigh: {}", dist_p, dist_neigh);
[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/test.rs:595:5
[INFO] [stdout]     |
[INFO] [stdout] 595 |     debugln!("expected_benchline: {:?}", expected_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]    ::: src/test.rs:587:9
[INFO] [stdout]     |
[INFO] [stdout] 587 |         debugln!("regions: {:?}", regions);
[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/test.rs:589:13
[INFO] [stdout]     |
[INFO] [stdout] 589 |             debugln!("expecte: {:?}", expected_benchline[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 `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/test.rs:600:9
[INFO] [stdout]     |
[INFO] [stdout] 600 |         debugln!("cell {:?}", cell);
[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/test.rs:618:13
[INFO] [stdout]     |
[INFO] [stdout] 618 |             debugln!("dist_p: {}, dist_neigh: {}", dist_p, dist_neigh);
[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/test.rs:648:5
[INFO] [stdout]     |
[INFO] [stdout] 648 |     debugln!("a: {:?}, b: {:?}, mean: {:?}, y_at: {}", a, b, mean, y_at);
[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/test.rs:664:5
[INFO] [stdout]     |
[INFO] [stdout] 664 |     debugln!("y_at: {}", y_at);
[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/test.rs:681:5
[INFO] [stdout]     |
[INFO] [stdout] 681 |     debugln!("y_star: {}", y_star);
[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/test.rs:731:5
[INFO] [stdout]     |
[INFO] [stdout] 731 |     debugln!("r1: {}, r2: {}, r3: {}", r1, r2, r3);
[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/test.rs:805:5
[INFO] [stdout]     |
[INFO] [stdout] 805 |     debugln!("a1: {:?}", a1);
[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/test.rs:806:5
[INFO] [stdout]     |
[INFO] [stdout] 806 |     debugln!("a2: {:?}", a2);
[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/test.rs:807:5
[INFO] [stdout]     |
[INFO] [stdout] 807 |     debugln!("a3: {:?}", a3);
[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/test.rs:808:5
[INFO] [stdout]     |
[INFO] [stdout] 808 |     debugln!("a4: {:?}", a4);
[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/test.rs:809:5
[INFO] [stdout]     |
[INFO] [stdout] 809 |     debugln!("a5: {:?}", a5);
[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/test.rs:810:5
[INFO] [stdout]     |
[INFO] [stdout] 810 |     debugln!("a6: {:?}", a6);
[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/test.rs:839:5
[INFO] [stdout]     |
[INFO] [stdout] 839 |     debugln!("a1: {:?}", a1);
[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/test.rs:841:5
[INFO] [stdout]     |
[INFO] [stdout] 841 |     debugln!("a2: {:?}", a2);
[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/test.rs:843:5
[INFO] [stdout]     |
[INFO] [stdout] 843 |     debugln!("a3: {:?}", a3);
[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/test.rs:845:5
[INFO] [stdout]     |
[INFO] [stdout] 845 |     debugln!("a4: {:?}", a4);
[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/test.rs:847:5
[INFO] [stdout]     |
[INFO] [stdout] 847 |     debugln!("a5: {:?}", a5);
[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/test.rs:849:5
[INFO] [stdout]     |
[INFO] [stdout] 849 |     debugln!("a6: {:?}", a6);
[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/test.rs:851:5
[INFO] [stdout]     |
[INFO] [stdout] 851 |     debugln!("a7: {:?}", a7);
[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/test.rs:896:5
[INFO] [stdout]     |
[INFO] [stdout] 896 |     debugln!("a1: {:?}", a1);
[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/test.rs:897:5
[INFO] [stdout]     |
[INFO] [stdout] 897 |     debugln!("a2: {:?}", a2);
[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/test.rs:898:5
[INFO] [stdout]     |
[INFO] [stdout] 898 |     debugln!("a3: {:?}", a3);
[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/test.rs:944:5
[INFO] [stdout]     |
[INFO] [stdout] 944 |     debugln!("a: {:?}", a);
[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/test.rs:945:5
[INFO] [stdout]     |
[INFO] [stdout] 945 |     debugln!("b: {:?}", b);
[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/test.rs:946:5
[INFO] [stdout]     |
[INFO] [stdout] 946 |     debugln!("c: {:?}", 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]    ::: src/test.rs:947:5
[INFO] [stdout]     |
[INFO] [stdout] 947 |     debugln!("p: {:?}", p);
[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] 847 | /             debugln!(
[INFO] [stdout] 848 | |                 "{}: cross {} = {:?} x {:?} ({})",
[INFO] [stdout] 849 | |                 i,
[INFO] [stdout] 850 | |                 cross,
[INFO] [stdout] ...   |
[INFO] [stdout] 853 | |                 dot
[INFO] [stdout] 854 | |             );
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.41s
[INFO] running `Command { std: "docker" "inspect" "9c5d16d56b84711a1d6880db431d218b3e1fd70cc3553a7462fba3136f329a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5d16d56b84711a1d6880db431d218b3e1fd70cc3553a7462fba3136f329a42", kill_on_drop: false }`
[INFO] [stdout] 9c5d16d56b84711a1d6880db431d218b3e1fd70cc3553a7462fba3136f329a42
