[INFO] fetching crate gundb 0.2.1...
[INFO] checking gundb-0.2.1 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate gundb 0.2.1 into /workspace/builds/worker-6-tc1/source
[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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gundb 0.2.1 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gundb 0.2.1 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multicast-socket v0.2.2
[INFO] [stderr]   Downloaded crypto-common v0.1.1
[INFO] [stderr]   Downloaded tokio-test v0.4.2
[INFO] [stderr]   Downloaded size_format v1.0.2
[INFO] [stderr]   Downloaded security-framework-sys v2.6.0
[INFO] [stderr]   Downloaded get_if_addrs-sys v0.1.1
[INFO] [stderr]   Downloaded simple_asn1 v0.6.1
[INFO] [stderr]   Downloaded java-utils v0.1.0
[INFO] [stderr]   Downloaded digest v0.10.1
[INFO] [stderr]   Downloaded pem v1.0.2
[INFO] [stderr]   Downloaded jsonwebtoken v8.1.0
[INFO] [stderr]   Downloaded security-framework v2.6.0
[INFO] [stderr]   Downloaded get_if_addrs v0.5.3
[INFO] [stderr]   Downloaded c_linked_list v1.1.1
[INFO] [stderr]   Downloaded sysinfo v0.23.5
[INFO] [stderr]   Downloaded nix v0.19.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e529a23d741ffa91a75cbcd56566cc9ee24ee82f60489230d5a90496f5ca64e
[INFO] running `Command { std: "docker" "start" "-a" "3e529a23d741ffa91a75cbcd56566cc9ee24ee82f60489230d5a90496f5ca64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e529a23d741ffa91a75cbcd56566cc9ee24ee82f60489230d5a90496f5ca64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e529a23d741ffa91a75cbcd56566cc9ee24ee82f60489230d5a90496f5ca64e", kill_on_drop: false }`
[INFO] [stdout] 3e529a23d741ffa91a75cbcd56566cc9ee24ee82f60489230d5a90496f5ca64e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5eb50d3d4c6a6cea042bdceb6bbd0117dd61a86d9cd0818d4b8c23561022bddd
[INFO] running `Command { std: "docker" "start" "-a" "5eb50d3d4c6a6cea042bdceb6bbd0117dd61a86d9cd0818d4b8c23561022bddd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking block-buffer v0.10.0
[INFO] [stderr]     Checking crypto-common v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking futures-channel v0.3.19
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking digest v0.10.1
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling sysinfo v0.23.5
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking serde_json v1.0.78
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking pem v1.0.2
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking java-utils v0.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking size_format v1.0.2
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking multicast-socket v0.2.2
[INFO] [stderr]     Checking simple_asn1 v0.6.1
[INFO] [stderr]     Checking jsonwebtoken v8.1.0
[INFO] [stderr]     Checking futures-executor v0.3.19
[INFO] [stderr]     Checking futures v0.3.19
[INFO] [stderr]     Checking ctrlc v3.2.1
[INFO] [stderr]     Checking tungstenite v0.17.2
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-tungstenite v0.17.1
[INFO] [stderr]     Checking tokio-test v0.4.2
[INFO] [stderr]     Checking gundb v0.2.1 (/opt/rustwide/workdir)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ws_conn::WsConn`
[INFO] [stdout]   --> src/adapters/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use ws_conn::WsConn;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[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 import: `ws_conn::WsConn`
[INFO] [stdout]   --> src/adapters/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use ws_conn::WsConn;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `recipients` is never read
[INFO] [stdout]   --> src/message.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Get {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub recipients: Option<HashSet<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Get` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `recipients` is never read
[INFO] [stdout]   --> src/message.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Put {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub recipients: Option<HashSet<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Put` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `is_from` and `verify_sig` are never used
[INFO] [stdout]    --> src/message.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl Message {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn is_from(&self, addr: &Addr) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[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: 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `recipients` is never read
[INFO] [stdout]   --> src/message.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Get {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub recipients: Option<HashSet<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Get` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `recipients` is never read
[INFO] [stdout]   --> src/message.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Put {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub recipients: Option<HashSet<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Put` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `is_from` and `verify_sig` are never used
[INFO] [stdout]    --> src/message.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl Message {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn is_from(&self, addr: &Addr) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn verify_sig(node_id: &str, value: &GunValue) -> Result<(), &'static str> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.78s
[INFO] running `Command { std: "docker" "inspect" "5eb50d3d4c6a6cea042bdceb6bbd0117dd61a86d9cd0818d4b8c23561022bddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb50d3d4c6a6cea042bdceb6bbd0117dd61a86d9cd0818d4b8c23561022bddd", kill_on_drop: false }`
[INFO] [stdout] 5eb50d3d4c6a6cea042bdceb6bbd0117dd61a86d9cd0818d4b8c23561022bddd
