[INFO] fetching crate db_ip_core 0.3.2...
[INFO] checking db_ip_core-0.3.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate db_ip_core 0.3.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate db_ip_core 0.3.2
[INFO] finished tweaking crates.io crate db_ip_core 0.3.2
[INFO] tweaked toml for crates.io crate db_ip_core 0.3.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate db_ip_core 0.3.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 345e713f3b94954b836e3747fe6c57d11ca251af3ceea649eb30b0207766fe55
[INFO] running `Command { std: "docker" "start" "-a" "345e713f3b94954b836e3747fe6c57d11ca251af3ceea649eb30b0207766fe55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "345e713f3b94954b836e3747fe6c57d11ca251af3ceea649eb30b0207766fe55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345e713f3b94954b836e3747fe6c57d11ca251af3ceea649eb30b0207766fe55", kill_on_drop: false }`
[INFO] [stdout] 345e713f3b94954b836e3747fe6c57d11ca251af3ceea649eb30b0207766fe55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0abc940cb640878bf8174b670a3a6d02b03a900f6cef67d7e54d97e88934d0a0
[INFO] running `Command { std: "docker" "start" "-a" "0abc940cb640878bf8174b670a3a6d02b03a900f6cef67d7e54d97e88934d0a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking db_ip_core v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::DbIpDatabase`
[INFO] [stdout]    --> src/lib.rs:479:30
[INFO] [stdout]     |
[INFO] [stdout] 479 |     use crate::{CountryCode, DbIpDatabase};
[INFO] [stdout]     |                              ^^^^^^^^^^^^ no `DbIpDatabase` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:17:12
[INFO] [stdout]     |
[INFO] [stdout]  15 | #[cfg(any(feature = "ipv4", feature = "ipv6"))]
[INFO] [stdout]     |          ------------------------------------ the item is gated here
[INFO] [stdout]  16 | #[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
[INFO] [stdout]  17 | pub struct DbIpDatabase<V> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DbIpDatabaseInner` is never constructed
[INFO] [stdout]    --> src/lib.rs:261:8
[INFO] [stdout]     |
[INFO] [stdout] 261 | struct DbIpDatabaseInner<IP, V> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `lookup` and `len` are never used
[INFO] [stdout]    --> src/lib.rs:278:8
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<IP: Ord + Copy, V: IpData> DbIpDatabaseInner<IP, V> {
[INFO] [stdout]     | -------------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 278 |     fn lookup(&self, ip: &IP) -> Option<V> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 294 |     fn len(&self) -> usize {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `db_ip_core` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0abc940cb640878bf8174b670a3a6d02b03a900f6cef67d7e54d97e88934d0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0abc940cb640878bf8174b670a3a6d02b03a900f6cef67d7e54d97e88934d0a0", kill_on_drop: false }`
[INFO] [stdout] 0abc940cb640878bf8174b670a3a6d02b03a900f6cef67d7e54d97e88934d0a0