[INFO] fetching crate gundb 0.2.1...
[INFO] building gundb-0.2.1 against master#c2804e6ec2c29a5c7368600ea173b890e2655c3d for pr-97334-1
[INFO] extracting crate gundb 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gundb 0.2.1 on toolchain c2804e6ec2c29a5c7368600ea173b890e2655c3d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gundb 0.2.1
[INFO] finished tweaking crates.io crate gundb 0.2.1
[INFO] tweaked toml for crates.io crate gundb 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate gundb 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling gundb v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `KeyPair`
[INFO] [stdout]  --> src/message.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ring::signature::{self, KeyPair};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer_id`
[INFO] [stdout]   --> src/router.rs:76:33
[INFO] [stdout]    |
[INFO] [stdout] 76 |             Message::Hi { from, peer_id } => { self.known_peers.insert(from); }
[INFO] [stdout]    |                                 ^^^^^^^ help: try ignoring the field: `peer_id: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/message.rs:133:27
[INFO] [stdout]     |
[INFO] [stdout] 133 |             Message::Hi { from, peer_id } => json!({"dam": "hi","#": peer_id}).to_string()
[INFO] [stdout]     |                           ^^^^ help: try ignoring the field: `from: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]    --> src/message.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let header = Header {
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `config` and `graph_size_bytes` are never read
[INFO] [stdout]   --> src/adapters/memory_storage.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MemoryStorage {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 13 |     config: Config,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 14 |     graph_size_bytes: Arc<RwLock<usize>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_from` is never used
[INFO] [stdout]    --> src/message.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn is_from(&self, addr: &Addr) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `verify_sig` is never used
[INFO] [stdout]    --> src/message.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn verify_sig(node_id: &str, value: &GunValue) -> Result<(), &'static str> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.80s
[INFO] running `Command { std: "docker" "inspect" "e2f9d2c2162133c7b42d600122fe544ba1ff1d7e077fb7fdbf78cf1a6856eacc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f9d2c2162133c7b42d600122fe544ba1ff1d7e077fb7fdbf78cf1a6856eacc", kill_on_drop: false }`
[INFO] [stdout] e2f9d2c2162133c7b42d600122fe544ba1ff1d7e077fb7fdbf78cf1a6856eacc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a7fba337f13acc8a06112d1bbb6f4ccff14c940be8d3da1e5f80c90de7cde66
[INFO] running `Command { std: "docker" "start" "-a" "9a7fba337f13acc8a06112d1bbb6f4ccff14c940be8d3da1e5f80c90de7cde66", kill_on_drop: false }`
[INFO] [stderr]    Compiling gundb v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `KeyPair`
[INFO] [stdout]  --> src/message.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ring::signature::{self, KeyPair};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer_id`
[INFO] [stdout]   --> src/router.rs:76:33
[INFO] [stdout]    |
[INFO] [stdout] 76 |             Message::Hi { from, peer_id } => { self.known_peers.insert(from); }
[INFO] [stdout]    |                                 ^^^^^^^ help: try ignoring the field: `peer_id: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/message.rs:133:27
[INFO] [stdout]     |
[INFO] [stdout] 133 |             Message::Hi { from, peer_id } => json!({"dam": "hi","#": peer_id}).to_string()
[INFO] [stdout]     |                           ^^^^ help: try ignoring the field: `from: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]    --> src/message.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let header = Header {
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `config` and `graph_size_bytes` are never read
[INFO] [stdout]   --> src/adapters/memory_storage.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MemoryStorage {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 13 |     config: Config,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 14 |     graph_size_bytes: Arc<RwLock<usize>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_from` is never used
[INFO] [stdout]    --> src/message.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn is_from(&self, addr: &Addr) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `verify_sig` is never used
[INFO] [stdout]    --> src/message.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn verify_sig(node_id: &str, value: &GunValue) -> Result<(), &'static str> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]    --> src/node.rs:276:15
[INFO] [stdout]     |
[INFO] [stdout] 276 |     use log::{debug};
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KeyPair`
[INFO] [stdout]  --> src/message.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ring::signature::{self, KeyPair};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer_id`
[INFO] [stdout]   --> src/router.rs:76:33
[INFO] [stdout]    |
[INFO] [stdout] 76 |             Message::Hi { from, peer_id } => { self.known_peers.insert(from); }
[INFO] [stdout]    |                                 ^^^^^^^ help: try ignoring the field: `peer_id: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/message.rs:133:27
[INFO] [stdout]     |
[INFO] [stdout] 133 |             Message::Hi { from, peer_id } => json!({"dam": "hi","#": peer_id}).to_string()
[INFO] [stdout]     |                           ^^^^ help: try ignoring the field: `from: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]    --> src/message.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let header = Header {
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `config` and `graph_size_bytes` are never read
[INFO] [stdout]   --> src/adapters/memory_storage.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MemoryStorage {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 13 |     config: Config,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 14 |     graph_size_bytes: Arc<RwLock<usize>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_from` is never used
[INFO] [stdout]    --> src/message.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn is_from(&self, addr: &Addr) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `verify_sig` is never used
[INFO] [stdout]    --> src/message.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn verify_sig(node_id: &str, value: &GunValue) -> Result<(), &'static str> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.08s
[INFO] running `Command { std: "docker" "inspect" "9a7fba337f13acc8a06112d1bbb6f4ccff14c940be8d3da1e5f80c90de7cde66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a7fba337f13acc8a06112d1bbb6f4ccff14c940be8d3da1e5f80c90de7cde66", kill_on_drop: false }`
[INFO] [stdout] 9a7fba337f13acc8a06112d1bbb6f4ccff14c940be8d3da1e5f80c90de7cde66