[INFO] fetching crate iptrie 0.7.5...
[INFO] testing iptrie-0.7.5 against 1.75.0 for beta-1.76-1
[INFO] extracting crate iptrie 0.7.5 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate iptrie 0.7.5 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iptrie 0.7.5
[INFO] finished tweaking crates.io crate iptrie 0.7.5
[INFO] tweaked toml for crates.io crate iptrie 0.7.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate iptrie 0.7.5 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ip_network_table-deps-treebitmap v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 002015246ed269176a5602bf04b525565297dacc74117a2e1daf71933fc512c1
[INFO] running `Command { std: "docker" "start" "-a" "002015246ed269176a5602bf04b525565297dacc74117a2e1daf71933fc512c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "002015246ed269176a5602bf04b525565297dacc74117a2e1daf71933fc512c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002015246ed269176a5602bf04b525565297dacc74117a2e1daf71933fc512c1", kill_on_drop: false }`
[INFO] [stdout] 002015246ed269176a5602bf04b525565297dacc74117a2e1daf71933fc512c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db2d2551d328601dfb5dad4059288756f7825cffa502ec34548aad4ed6153314
[INFO] running `Command { std: "docker" "start" "-a" "db2d2551d328601dfb5dad4059288756f7825cffa502ec34548aad4ed6153314", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipnet v2.8.0
[INFO] [stderr]    Compiling iptrie v0.7.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "db2d2551d328601dfb5dad4059288756f7825cffa502ec34548aad4ed6153314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2d2551d328601dfb5dad4059288756f7825cffa502ec34548aad4ed6153314", kill_on_drop: false }`
[INFO] [stdout] db2d2551d328601dfb5dad4059288756f7825cffa502ec34548aad4ed6153314
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65d0e88f51d8c72759e1a0325fbf753c8ec438bbd966d5b0aaddbe73b0790c68
[INFO] running `Command { std: "docker" "start" "-a" "65d0e88f51d8c72759e1a0325fbf753c8ec438bbd966d5b0aaddbe73b0790c68", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling ip_network_table-deps-treebitmap v0.5.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling iptrie v0.7.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> examples/bgp_mem.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::repeat_with`
[INFO] [stdout]  --> examples/bgp_mem.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::iter::repeat_with;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LCTrieSet`
[INFO] [stdout]   --> examples/bgp_mem.rs:11:77
[INFO] [stdout]    |
[INFO] [stdout] 11 | use iptrie::{IpPrefix, Ipv4Prefix, Ipv6Prefix, Ipv6Prefix120, Ipv6Prefix56, LCTrieSet, RTrieSet};
[INFO] [stdout]    |                                                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> examples/bgp_mem.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `iptrie::DotWriter`
[INFO] [stdout]   --> examples/simple.rs:2:14
[INFO] [stdout]    |
[INFO] [stdout] 2  | use iptrie::{DotWriter, Ipv4RTrieSet};
[INFO] [stdout]    |              ^^^^^^^^^ no `DotWriter` in the root
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use trie::graphviz::DotWriter;
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout]    = note: the item is gated behind the `graphviz` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iptrie` (example "bgp_mem") due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `generate_pdf_file` found for struct `RTrieSet` in the current scope
[INFO] [stdout]   --> examples/simple.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |     trie.generate_pdf_file(Some("simple-radixtrie.pdf")).expect("can’t generate PDF file");
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^ method not found in `RTrieSet<Ipv4Prefix>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `generate_pdf_file` found for struct `LCTrieSet` in the current scope
[INFO] [stdout]   --> examples/simple.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     lctrie.generate_pdf_file(Some("simple-lctrie.pdf")).expect("can’t generate PDF file");
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^ method not found in `LCTrieSet<Ipv4Prefix>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iptrie` (example "simple") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "65d0e88f51d8c72759e1a0325fbf753c8ec438bbd966d5b0aaddbe73b0790c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d0e88f51d8c72759e1a0325fbf753c8ec438bbd966d5b0aaddbe73b0790c68", kill_on_drop: false }`
[INFO] [stdout] 65d0e88f51d8c72759e1a0325fbf753c8ec438bbd966d5b0aaddbe73b0790c68
[INFO] testing iptrie-0.7.5 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate iptrie 0.7.5 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate iptrie 0.7.5 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iptrie 0.7.5
[INFO] finished tweaking crates.io crate iptrie 0.7.5
[INFO] tweaked toml for crates.io crate iptrie 0.7.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate iptrie 0.7.5 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4dd5941d86aea5571ee5e696624db29e208df8b7d659acb2b9fd9947c5ebf87
[INFO] running `Command { std: "docker" "start" "-a" "d4dd5941d86aea5571ee5e696624db29e208df8b7d659acb2b9fd9947c5ebf87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4dd5941d86aea5571ee5e696624db29e208df8b7d659acb2b9fd9947c5ebf87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4dd5941d86aea5571ee5e696624db29e208df8b7d659acb2b9fd9947c5ebf87", kill_on_drop: false }`
[INFO] [stdout] d4dd5941d86aea5571ee5e696624db29e208df8b7d659acb2b9fd9947c5ebf87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12dee18cb3c7fca7921c54fcbd42940fc9637c83b3f14e04388e94363d658980
[INFO] running `Command { std: "docker" "start" "-a" "12dee18cb3c7fca7921c54fcbd42940fc9637c83b3f14e04388e94363d658980", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipnet v2.8.0
[INFO] [stderr]    Compiling iptrie v0.7.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "12dee18cb3c7fca7921c54fcbd42940fc9637c83b3f14e04388e94363d658980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12dee18cb3c7fca7921c54fcbd42940fc9637c83b3f14e04388e94363d658980", kill_on_drop: false }`
[INFO] [stdout] 12dee18cb3c7fca7921c54fcbd42940fc9637c83b3f14e04388e94363d658980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 116a29160b2dada0e4bd1eecf4a2fb7f4514a56b84e48610260eb0820d4f284e
[INFO] running `Command { std: "docker" "start" "-a" "116a29160b2dada0e4bd1eecf4a2fb7f4514a56b84e48610260eb0820d4f284e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling ip_network_table-deps-treebitmap v0.5.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling iptrie v0.7.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> examples/bgp_mem.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::repeat_with`
[INFO] [stdout]  --> examples/bgp_mem.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::iter::repeat_with;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LCTrieSet`
[INFO] [stdout]   --> examples/bgp_mem.rs:11:77
[INFO] [stdout]    |
[INFO] [stdout] 11 | use iptrie::{IpPrefix, Ipv4Prefix, Ipv6Prefix, Ipv6Prefix120, Ipv6Prefix56, LCTrieSet, RTrieSet};
[INFO] [stdout]    |                                                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> examples/bgp_mem.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `iptrie::DotWriter`
[INFO] [stdout]   --> examples/simple.rs:2:14
[INFO] [stdout]    |
[INFO] [stdout] 2  | use iptrie::{DotWriter, Ipv4RTrieSet};
[INFO] [stdout]    |              ^^^^^^^^^ no `DotWriter` in the root
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use trie::graphviz::DotWriter;
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout]    = note: the item is gated behind the `graphviz` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iptrie` (example "bgp_mem") due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `generate_pdf_file` found for struct `RTrieSet` in the current scope
[INFO] [stdout]   --> examples/simple.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |     trie.generate_pdf_file(Some("simple-radixtrie.pdf")).expect("can’t generate PDF file");
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^ method not found in `RTrieSet<Ipv4Prefix>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `generate_pdf_file` found for struct `LCTrieSet` in the current scope
[INFO] [stdout]   --> examples/simple.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     lctrie.generate_pdf_file(Some("simple-lctrie.pdf")).expect("can’t generate PDF file");
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^ method not found in `LCTrieSet<Ipv4Prefix>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iptrie` (example "simple") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "116a29160b2dada0e4bd1eecf4a2fb7f4514a56b84e48610260eb0820d4f284e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "116a29160b2dada0e4bd1eecf4a2fb7f4514a56b84e48610260eb0820d4f284e", kill_on_drop: false }`
[INFO] [stdout] 116a29160b2dada0e4bd1eecf4a2fb7f4514a56b84e48610260eb0820d4f284e
