[INFO] fetching crate ipcheck-rs 1.0.1...
[INFO] testing ipcheck-rs-1.0.1 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate ipcheck-rs 1.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate ipcheck-rs 1.0.1
[INFO] finished tweaking crates.io crate ipcheck-rs 1.0.1
[INFO] tweaked toml for crates.io crate ipcheck-rs 1.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ipcheck-rs 1.0.1 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ipcheck-rs 1.0.1 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-modular v0.6.1
[INFO] [stderr]   Downloaded num-order v1.2.0
[INFO] [stderr]   Downloaded pest_generator v2.7.14
[INFO] [stderr]   Downloaded pest_derive v2.7.14
[INFO] [stderr]   Downloaded pest_meta v2.7.14
[INFO] [stderr]   Downloaded pest v2.7.14
[INFO] [stderr]   Downloaded handlebars v6.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0cf6642de55b2a48ba1bd77788bea83b00cf932ff02361c1ad83aea9de82515
[INFO] running `Command { std: "docker" "start" "-a" "b0cf6642de55b2a48ba1bd77788bea83b00cf932ff02361c1ad83aea9de82515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0cf6642de55b2a48ba1bd77788bea83b00cf932ff02361c1ad83aea9de82515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0cf6642de55b2a48ba1bd77788bea83b00cf932ff02361c1ad83aea9de82515", kill_on_drop: false }`
[INFO] [stdout] b0cf6642de55b2a48ba1bd77788bea83b00cf932ff02361c1ad83aea9de82515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 130f6bfa37658a97978d3555bf4976d1ece160be758311fb841a8621037f77da
[INFO] running `Command { std: "docker" "start" "-a" "130f6bfa37658a97978d3555bf4976d1ece160be758311fb841a8621037f77da", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipcheck-rs v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn iter(&self) -> IpRangeIter<N> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn iter(&self) -> IpRangeIter<'_, N> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "130f6bfa37658a97978d3555bf4976d1ece160be758311fb841a8621037f77da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "130f6bfa37658a97978d3555bf4976d1ece160be758311fb841a8621037f77da", kill_on_drop: false }`
[INFO] [stdout] 130f6bfa37658a97978d3555bf4976d1ece160be758311fb841a8621037f77da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbcd0992a6e831f6b779464bff8833a7defe4c352df0b739969c700087aca220
[INFO] running `Command { std: "docker" "start" "-a" "fbcd0992a6e831f6b779464bff8833a7defe4c352df0b739969c700087aca220", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn iter(&self) -> IpRangeIter<N> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn iter(&self) -> IpRangeIter<'_, N> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling ipcheck-rs v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn iter(&self) -> IpRangeIter<N> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn iter(&self) -> IpRangeIter<'_, N> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "fbcd0992a6e831f6b779464bff8833a7defe4c352df0b739969c700087aca220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbcd0992a6e831f6b779464bff8833a7defe4c352df0b739969c700087aca220", kill_on_drop: false }`
[INFO] [stdout] fbcd0992a6e831f6b779464bff8833a7defe4c352df0b739969c700087aca220
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ac067fc1f7a466e5da5b2f955bfed6e79ae65c68834296a5b82a90e7a6eac0d
[INFO] running `Command { std: "docker" "start" "-a" "1ac067fc1f7a466e5da5b2f955bfed6e79ae65c68834296a5b82a90e7a6eac0d", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:256:17
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn iter(&self) -> IpRangeIter<N> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn iter(&self) -> IpRangeIter<'_, N> {
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `ipcheck-rs` (lib) generated 1 warning (run `cargo fix --lib -p ipcheck-rs` to apply 1 suggestion)
[INFO] [stderr] warning: `ipcheck-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ipcheck_rs-e77f9467af66fe9c)
[INFO] [stdout] 
[INFO] [stdout] running 52 tests
[INFO] [stdout] test tests::add_multiple_networks_disjoint ... ok
[INFO] [stdout] test tests::add_multiple_networks_joint2 ... ok
[INFO] [stdout] test tests::add_multiple_networks_joint5 ... ok
[INFO] [stdout] test tests::add_multiple_networks_joint3 ... ok
[INFO] [stdout] test tests::add_to_all_zeros ... ok
[INFO] [stdout] test tests::contains_ip_boundary1 ... ok
[INFO] [stdout] test tests::contains_ip_boundary2 ... ok
[INFO] [stdout] test tests::add_multiple_networks_joint4 ... ok
[INFO] [stdout] test tests::add_multiple_networks_joint6 ... ok
[INFO] [stdout] test tests::add_single_network ... ok
[INFO] [stdout] test tests::contains_ip_with_one_network ... ok
[INFO] [stdout] test tests::contains_network_boundary1 ... ok
[INFO] [stdout] test tests::contains_ip_with_many_networks ... ok
[INFO] [stdout] test tests::contains_network_boundary2 ... ok
[INFO] [stdout] test tests::contains_network_with_many_networks ... ok
[INFO] [stdout] test tests::debug_fmt ... ok
[INFO] [stdout] test tests::exclude_larger ... ok
[INFO] [stdout] test tests::find_network_boundary2 ... ok
[INFO] [stdout] test tests::find_network_with_many_networks ... ok
[INFO] [stdout] test tests::find_network_with_one_network ... ok
[INFO] [stdout] test tests::exclude_split1 ... ok
[INFO] [stdout] test tests::intersect_joint2 ... ok
[INFO] [stdout] test tests::intersect_disjoint ... ok
[INFO] [stdout] test tests::iter_ipv6 ... ok
[INFO] [stdout] test tests::intersect_joint1 ... ok
[INFO] [stdout] test tests::intersect_joint3 ... ok
[INFO] [stdout] test tests::intersect_joint4 ... ok
[INFO] [stdout] test tests::merge_joint1 ... ok
[INFO] [stdout] test tests::exclude_disjoint ... ok
[INFO] [stdout] test tests::merge_joint2 ... ok
[INFO] [stdout] test tests::merge_sequent2 ... ok
[INFO] [stdout] test tests::merge_disjoint ... ok
[INFO] [stdout] test tests::merge_empty1 ... ok
[INFO] [stdout] test tests::parse_invalid_networks ... ok
[INFO] [stdout] test tests::remove_all ... ok
[INFO] [stdout] test tests::remove_networks_split1 ... ok
[INFO] [stdout] test tests::remove_networks_split2 ... ok
[INFO] [stdout] test tests::find_network_boundary1 ... ok
[INFO] [stdout] test tests::remove_networks_no_split ... ok
[INFO] [stdout] test tests::remove_networks_split3 ... ok
[INFO] [stdout] test tests::simplify ... ok
[INFO] [stdout] test tests::super_network_boundary1 ... ok
[INFO] [stdout] test tests::super_network_boundary2 ... ok
[INFO] [stdout] test tests::super_network_with_many_networks ... ok
[INFO] [stdout] test tests::contains_network_with_one_network ... ok
[INFO] [stdout] test tests::exclude_split2 ... ok
[INFO] [stdout] test tests::exclude_identical ... ok
[INFO] [stdout] test tests::iter_ipv4 ... ok
[INFO] [stdout] test tests::merge_empty2 ... ok
[INFO] [stdout] test tests::super_network_with_one_network ... ok
[INFO] [stdout] test tests::merge_sequent1 ... ok
[INFO] [stdout] test tests::add_multiple_networks_joint1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 52 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ipcheck_rs
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - IpRange (line 62) ... FAILED
[INFO] [stdout] test src/lib.rs - IpRange<N>::add (line 113) ... FAILED
[INFO] [stdout] test src/lib.rs - IpRange<N>::is_empty (line 168) ... FAILED
[INFO] [stdout] test src/lib.rs - IpRange<N>::remove (line 146) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 17) ... FAILED
[INFO] [stdout] test src/lib.rs - IpRange<N>::simplify (line 185) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - IpRange (line 62) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `iprange`
[INFO] [stdout]   --> src/lib.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | use iprange::IpRange;
[INFO] [stdout]    |     ^^^^^^^ use of unresolved module or unlinked crate `iprange`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `iprange`, use `cargo add iprange` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - IpRange<N>::add (line 113) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `iprange`
[INFO] [stdout]    --> src/lib.rs:114:1
[INFO] [stdout]     |
[INFO] [stdout] 114 | extern crate iprange;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - IpRange<N>::is_empty (line 168) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `iprange`
[INFO] [stdout]    --> src/lib.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 | use iprange::IpRange;
[INFO] [stdout]     |     ^^^^^^^ use of unresolved module or unlinked crate `iprange`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `iprange`, use `cargo add iprange` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - IpRange<N>::remove (line 146) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `iprange`
[INFO] [stdout]    --> src/lib.rs:147:1
[INFO] [stdout]     |
[INFO] [stdout] 147 | extern crate iprange;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 17) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `iprange`
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate iprange;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - IpRange<N>::simplify (line 185) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `iprange`
[INFO] [stdout]    --> src/lib.rs:186:1
[INFO] [stdout]     |
[INFO] [stdout] 186 | extern crate iprange;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 17)
[INFO] [stdout]     src/lib.rs - IpRange (line 62)
[INFO] [stdout]     src/lib.rs - IpRange<N>::add (line 113)
[INFO] [stdout]     src/lib.rs - IpRange<N>::is_empty (line 168)
[INFO] [stdout]     src/lib.rs - IpRange<N>::remove (line 146)
[INFO] [stdout]     src/lib.rs - IpRange<N>::simplify (line 185)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1ac067fc1f7a466e5da5b2f955bfed6e79ae65c68834296a5b82a90e7a6eac0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac067fc1f7a466e5da5b2f955bfed6e79ae65c68834296a5b82a90e7a6eac0d", kill_on_drop: false }`
[INFO] [stdout] 1ac067fc1f7a466e5da5b2f955bfed6e79ae65c68834296a5b82a90e7a6eac0d
