[INFO] fetching crate db_ip_core 0.3.1...
[INFO] testing db_ip_core-0.3.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate db_ip_core 0.3.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate db_ip_core 0.3.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate db_ip_core 0.3.1
[INFO] finished tweaking crates.io crate db_ip_core 0.3.1
[INFO] tweaked toml for crates.io crate db_ip_core 0.3.1 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d35147d060a3e225302057862ab6201c0d67013d518b0fcb0f9146f767f4d65a
[INFO] running `Command { std: "docker" "start" "-a" "d35147d060a3e225302057862ab6201c0d67013d518b0fcb0f9146f767f4d65a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d35147d060a3e225302057862ab6201c0d67013d518b0fcb0f9146f767f4d65a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35147d060a3e225302057862ab6201c0d67013d518b0fcb0f9146f767f4d65a", kill_on_drop: false }`
[INFO] [stdout] d35147d060a3e225302057862ab6201c0d67013d518b0fcb0f9146f767f4d65a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f35693621726ef9e4d19e7d8cc8a19df2320c0e0a72fcc3b683d048b423b18db
[INFO] running `Command { std: "docker" "start" "-a" "f35693621726ef9e4d19e7d8cc8a19df2320c0e0a72fcc3b683d048b423b18db", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling db_ip_core v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `starts`
[INFO] [stdout]    --> src/lib.rs:263:5
[INFO] [stdout]     |
[INFO] [stdout] 263 |     starts: Vec<IP>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]    --> src/lib.rs:265:5
[INFO] [stdout]     |
[INFO] [stdout] 265 |     values: Vec<Option<V>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lookup`
[INFO] [stdout]    --> src/lib.rs:278:8
[INFO] [stdout]     |
[INFO] [stdout] 278 |     fn lookup(&self, ip: &IP) -> Option<V> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]    --> src/lib.rs:294:8
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn len(&self) -> usize {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "f35693621726ef9e4d19e7d8cc8a19df2320c0e0a72fcc3b683d048b423b18db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f35693621726ef9e4d19e7d8cc8a19df2320c0e0a72fcc3b683d048b423b18db", kill_on_drop: false }`
[INFO] [stdout] f35693621726ef9e4d19e7d8cc8a19df2320c0e0a72fcc3b683d048b423b18db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f93943bb1e52d094fbda2129e361352e23ecddebbe8ec5a5a34a81c3b78787f
[INFO] running `Command { std: "docker" "start" "-a" "1f93943bb1e52d094fbda2129e361352e23ecddebbe8ec5a5a34a81c3b78787f", kill_on_drop: false }`
[INFO] [stderr]    Compiling db_ip_core v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `starts`
[INFO] [stdout]    --> src/lib.rs:263:5
[INFO] [stdout]     |
[INFO] [stdout] 263 |     starts: Vec<IP>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]    --> src/lib.rs:265:5
[INFO] [stdout]     |
[INFO] [stdout] 265 |     values: Vec<Option<V>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lookup`
[INFO] [stdout]    --> src/lib.rs:278:8
[INFO] [stdout]     |
[INFO] [stdout] 278 |     fn lookup(&self, ip: &IP) -> Option<V> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]    --> src/lib.rs:294:8
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn len(&self) -> usize {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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] 
[INFO] [stdout] error: aborting due to previous error
[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` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1f93943bb1e52d094fbda2129e361352e23ecddebbe8ec5a5a34a81c3b78787f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f93943bb1e52d094fbda2129e361352e23ecddebbe8ec5a5a34a81c3b78787f", kill_on_drop: false }`
[INFO] [stdout] 1f93943bb1e52d094fbda2129e361352e23ecddebbe8ec5a5a34a81c3b78787f