[INFO] fetching crate kbucket 0.1.0...
[INFO] testing kbucket-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate kbucket 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate kbucket 0.1.0
[INFO] finished tweaking crates.io crate kbucket 0.1.0
[INFO] tweaked toml for crates.io crate kbucket 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kbucket 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c99c0dcd23b7505f14a866d278a6e920d7a1eb2500176a2df25f690dffd54a4
[INFO] running `Command { std: "docker" "start" "-a" "2c99c0dcd23b7505f14a866d278a6e920d7a1eb2500176a2df25f690dffd54a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c99c0dcd23b7505f14a866d278a6e920d7a1eb2500176a2df25f690dffd54a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c99c0dcd23b7505f14a866d278a6e920d7a1eb2500176a2df25f690dffd54a4", kill_on_drop: false }`
[INFO] [stdout] 2c99c0dcd23b7505f14a866d278a6e920d7a1eb2500176a2df25f690dffd54a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a8b87c46eab3d4759f819c4298aa1fdbc319ab3f5fe24b27dbcc4fbd6998bfb
[INFO] running `Command { std: "docker" "start" "-a" "1a8b87c46eab3d4759f819c4298aa1fdbc319ab3f5fe24b27dbcc4fbd6998bfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling getrandom v0.2.17
[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 kbucket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `NodeLink` is never used
[INFO] [stdout]  --> src/tree.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type NodeLink = Option<Box<Node>>;
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BucketTree` is never constructed
[INFO] [stdout]  --> src/tree.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BucketTree {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Node` is never used
[INFO] [stdout]   --> src/tree.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Node {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BranchNode` is never constructed
[INFO] [stdout]   --> src/tree.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct BranchNode {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LeafNode` is never constructed
[INFO] [stdout]   --> src/tree.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct LeafNode {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Address` is never used
[INFO] [stdout]   --> src/tree.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum Address {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NodeInfo` is never constructed
[INFO] [stdout]   --> src/tree.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct NodeInfo {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `add` are never used
[INFO] [stdout]   --> src/tree.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl BucketTree {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 49 |     /// Create a new bucket tree
[INFO] [stdout] 50 |     pub fn new(node_id: [u8; 64]) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn add(&mut self, node: &NodeInfo) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tree.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | impl LeafNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn new() -> Option<Box<Node>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tree.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl BranchNode {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 94 |     pub fn new() -> Option<Box<Node>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/tree.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl NodeInfo {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 103 |     pub fn new(id: [u8; 64], ip: Address, port: u64) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit_value` is never used
[INFO] [stdout]    --> src/tree.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn bit_value(key: &[u8; 64], bit_index: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "1a8b87c46eab3d4759f819c4298aa1fdbc319ab3f5fe24b27dbcc4fbd6998bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a8b87c46eab3d4759f819c4298aa1fdbc319ab3f5fe24b27dbcc4fbd6998bfb", kill_on_drop: false }`
[INFO] [stdout] 1a8b87c46eab3d4759f819c4298aa1fdbc319ab3f5fe24b27dbcc4fbd6998bfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 007c31946b197841a1fe7004f0e7383bb224120e4b9caee02a8de1583b62f788
[INFO] running `Command { std: "docker" "start" "-a" "007c31946b197841a1fe7004f0e7383bb224120e4b9caee02a8de1583b62f788", kill_on_drop: false }`
[INFO] [stdout] warning: type alias `NodeLink` is never used
[INFO] [stdout]  --> src/tree.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type NodeLink = Option<Box<Node>>;
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BucketTree` is never constructed
[INFO] [stdout]  --> src/tree.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BucketTree {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Node` is never used
[INFO] [stdout]   --> src/tree.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Node {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BranchNode` is never constructed
[INFO] [stdout]   --> src/tree.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct BranchNode {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LeafNode` is never constructed
[INFO] [stdout]   --> src/tree.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct LeafNode {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Address` is never used
[INFO] [stdout]   --> src/tree.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum Address {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NodeInfo` is never constructed
[INFO] [stdout]   --> src/tree.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct NodeInfo {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `add` are never used
[INFO] [stdout]   --> src/tree.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl BucketTree {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 49 |     /// Create a new bucket tree
[INFO] [stdout] 50 |     pub fn new(node_id: [u8; 64]) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn add(&mut self, node: &NodeInfo) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tree.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | impl LeafNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn new() -> Option<Box<Node>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tree.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl BranchNode {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 94 |     pub fn new() -> Option<Box<Node>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/tree.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl NodeInfo {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 103 |     pub fn new(id: [u8; 64], ip: Address, port: u64) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit_value` is never used
[INFO] [stdout]    --> src/tree.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn bit_value(key: &[u8; 64], bit_index: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kbucket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `NodeLink` is never used
[INFO] [stdout]  --> src/tree.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type NodeLink = Option<Box<Node>>;
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BucketTree` is never constructed
[INFO] [stdout]  --> src/tree.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BucketTree {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Node` is never used
[INFO] [stdout]   --> src/tree.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Node {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BranchNode` is never constructed
[INFO] [stdout]   --> src/tree.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct BranchNode {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LeafNode` is never constructed
[INFO] [stdout]   --> src/tree.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct LeafNode {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Address` is never used
[INFO] [stdout]   --> src/tree.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum Address {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NodeInfo` is never constructed
[INFO] [stdout]   --> src/tree.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct NodeInfo {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `add` are never used
[INFO] [stdout]   --> src/tree.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl BucketTree {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 49 |     /// Create a new bucket tree
[INFO] [stdout] 50 |     pub fn new(node_id: [u8; 64]) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn add(&mut self, node: &NodeInfo) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tree.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | impl LeafNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn new() -> Option<Box<Node>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tree.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl BranchNode {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 94 |     pub fn new() -> Option<Box<Node>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/tree.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl NodeInfo {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 103 |     pub fn new(id: [u8; 64], ip: Address, port: u64) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit_value` is never used
[INFO] [stdout]    --> src/tree.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn bit_value(key: &[u8; 64], bit_index: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "007c31946b197841a1fe7004f0e7383bb224120e4b9caee02a8de1583b62f788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "007c31946b197841a1fe7004f0e7383bb224120e4b9caee02a8de1583b62f788", kill_on_drop: false }`
[INFO] [stdout] 007c31946b197841a1fe7004f0e7383bb224120e4b9caee02a8de1583b62f788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 25c52de7864df1be4e612edd57de63495a428726f95987ccf1772f7d6d3ebbe4
[INFO] running `Command { std: "docker" "start" "-a" "25c52de7864df1be4e612edd57de63495a428726f95987ccf1772f7d6d3ebbe4", kill_on_drop: false }`
[INFO] [stderr] warning: type alias `NodeLink` is never used
[INFO] [stderr]  --> src/tree.rs:3:6
[INFO] [stderr]   |
[INFO] [stderr] 3 | type NodeLink = Option<Box<Node>>;
[INFO] [stderr]   |      ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BucketTree` is never constructed
[INFO] [stderr]  --> src/tree.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct BucketTree {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Node` is never used
[INFO] [stderr]   --> src/tree.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub enum Node {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BranchNode` is never constructed
[INFO] [stderr]   --> src/tree.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct BranchNode {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LeafNode` is never constructed
[INFO] [stderr]   --> src/tree.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub struct LeafNode {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Address` is never used
[INFO] [stderr]   --> src/tree.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub enum Address {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `NodeInfo` is never constructed
[INFO] [stderr]   --> src/tree.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub struct NodeInfo {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `add` are never used
[INFO] [stderr]   --> src/tree.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl BucketTree {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 49 |     /// Create a new bucket tree
[INFO] [stderr] 50 |     pub fn new(node_id: [u8; 64]) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     pub fn add(&mut self, node: &NodeInfo) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/tree.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 80 | impl LeafNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 83 |     pub fn new() -> Option<Box<Node>> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/tree.rs:94:12
[INFO] [stderr]    |
[INFO] [stderr] 91 | impl BranchNode {
[INFO] [stderr]    | --------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 94 |     pub fn new() -> Option<Box<Node>> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/tree.rs:103:12
[INFO] [stderr]     |
[INFO] [stderr] 102 | impl NodeInfo {
[INFO] [stderr]     | ------------- associated function in this implementation
[INFO] [stderr] 103 |     pub fn new(id: [u8; 64], ip: Address, port: u64) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `bit_value` is never used
[INFO] [stderr]    --> src/tree.rs:109:4
[INFO] [stderr]     |
[INFO] [stderr] 109 | fn bit_value(key: &[u8; 64], bit_index: usize) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `kbucket` (lib) generated 12 warnings
[INFO] [stderr] warning: `kbucket` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kbucket-04ba7b7fced779fe)
[INFO] [stderr]    Doc-tests kbucket
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "25c52de7864df1be4e612edd57de63495a428726f95987ccf1772f7d6d3ebbe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c52de7864df1be4e612edd57de63495a428726f95987ccf1772f7d6d3ebbe4", kill_on_drop: false }`
[INFO] [stdout] 25c52de7864df1be4e612edd57de63495a428726f95987ccf1772f7d6d3ebbe4