[INFO] cloning repository https://github.com/hingbong/ipv6-neigh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hingbong/ipv6-neigh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhingbong%2Fipv6-neigh", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhingbong%2Fipv6-neigh'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cae3c67a310f7f02905463f6d15421766a9e6451
[INFO] checking hingbong/ipv6-neigh against try#409ef99a7d4dc96ae91f65d4b48413ed174514d6 for pr-137633
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhingbong%2Fipv6-neigh" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hingbong/ipv6-neigh on toolchain 409ef99a7d4dc96ae91f65d4b48413ed174514d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hingbong/ipv6-neigh
[INFO] finished tweaking git repo https://github.com/hingbong/ipv6-neigh
[INFO] tweaked toml for git repo https://github.com/hingbong/ipv6-neigh written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hingbong/ipv6-neigh 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" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2916a8660a24fa510504a89d9a02269562b3c6e1de6b01ab3a42c612d3f95c37
[INFO] running `Command { std: "docker" "start" "-a" "2916a8660a24fa510504a89d9a02269562b3c6e1de6b01ab3a42c612d3f95c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2916a8660a24fa510504a89d9a02269562b3c6e1de6b01ab3a42c612d3f95c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2916a8660a24fa510504a89d9a02269562b3c6e1de6b01ab3a42c612d3f95c37", kill_on_drop: false }`
[INFO] [stdout] 2916a8660a24fa510504a89d9a02269562b3c6e1de6b01ab3a42c612d3f95c37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d87e3ebc1f9e9e97aa33de9b03fcde7a4fb4d8209d3367c6a4f37939de7dbe3
[INFO] running `Command { std: "docker" "start" "-a" "6d87e3ebc1f9e9e97aa33de9b03fcde7a4fb4d8209d3367c6a4f37939de7dbe3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling anyhow v1.0.96
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking foldhash v0.1.4
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking clap_builder v4.5.31
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling libsqlite3-sys v0.31.0
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking hashlink v0.10.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking rusqlite v0.33.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling clap_derive v4.5.28
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking netlink-packet-utils v0.5.2
[INFO] [stderr]     Checking netlink-packet-core v0.7.0
[INFO] [stderr]     Checking clap v4.5.31
[INFO] [stderr]     Checking netlink-packet-route v0.21.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking netlink-sys v0.8.7
[INFO] [stderr]     Checking netlink-proto v0.11.5
[INFO] [stderr]     Checking rtnetlink v0.14.1 (https://github.com/rust-netlink/rtnetlink.git?rev=515471f#515471fa)
[INFO] [stderr]     Checking ip-neigh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `ifindex`, `state`, `inet`, and `mac` are never read
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Neigh {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 35 |     ifindex: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 36 |     state: NeighbourState,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 37 |     kind: RouteType,
[INFO] [stdout] 38 |     inet: NeighbourAddress,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 39 |     mac: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Neigh` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_new_neigh` is never used
[INFO] [stdout]   --> src/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn process_new_neigh(neigh: NeighbourMessage) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_del_neigh` is never used
[INFO] [stdout]   --> src/main.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn process_del_neigh(neigh: NeighbourMessage) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ifindex`, `state`, `inet`, and `mac` are never read
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Neigh {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 35 |     ifindex: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 36 |     state: NeighbourState,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 37 |     kind: RouteType,
[INFO] [stdout] 38 |     inet: NeighbourAddress,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 39 |     mac: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Neigh` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_new_neigh` is never used
[INFO] [stdout]   --> src/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn process_new_neigh(neigh: NeighbourMessage) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_del_neigh` is never used
[INFO] [stdout]   --> src/main.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn process_del_neigh(neigh: NeighbourMessage) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.19s
[INFO] running `Command { std: "docker" "inspect" "6d87e3ebc1f9e9e97aa33de9b03fcde7a4fb4d8209d3367c6a4f37939de7dbe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d87e3ebc1f9e9e97aa33de9b03fcde7a4fb4d8209d3367c6a4f37939de7dbe3", kill_on_drop: false }`
[INFO] [stdout] 6d87e3ebc1f9e9e97aa33de9b03fcde7a4fb4d8209d3367c6a4f37939de7dbe3