[INFO] fetching crate helia-ipns 0.1.3...
[INFO] checking helia-ipns-0.1.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate helia-ipns 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate helia-ipns 0.1.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate helia-ipns 0.1.3
[INFO] tweaked toml for crates.io crate helia-ipns 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate helia-ipns 0.1.3 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate helia-ipns 0.1.3 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 641b37edcddb99d49bffe62384f55ed2a7e621eb1830ca904bf5619c99d23322
[INFO] running `Command { std: "docker" "start" "-a" "641b37edcddb99d49bffe62384f55ed2a7e621eb1830ca904bf5619c99d23322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "641b37edcddb99d49bffe62384f55ed2a7e621eb1830ca904bf5619c99d23322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "641b37edcddb99d49bffe62384f55ed2a7e621eb1830ca904bf5619c99d23322", kill_on_drop: false }`
[INFO] [stdout] 641b37edcddb99d49bffe62384f55ed2a7e621eb1830ca904bf5619c99d23322
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62bc06ec1a7d40c7cf7e77686d928470e260b4d91b7f9d44892d5d14b4cdef9a
[INFO] running `Command { std: "docker" "start" "-a" "62bc06ec1a7d40c7cf7e77686d928470e260b4d91b7f9d44892d5d14b4cdef9a", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/errors.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt;
[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: `crate::record::IpnsRecord`
[INFO] [stdout]  --> src/local_store.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::record::IpnsRecord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mode`
[INFO] [stdout]  --> src/routing.rs:7:48
[INFO] [stdout]   |
[INFO] [stdout] 7 |     store::MemoryStore, Behaviour as Kademlia, Mode, QueryId, Quorum, Record as KadRecord,
[INFO] [stdout]   |                                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NetworkBehaviour`
[INFO] [stdout]   --> src/routing.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | use libp2p::swarm::{NetworkBehaviour, Swarm};
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Multiaddr`, `identity`, `noise`, `tcp`, and `yamux`
[INFO] [stdout]   --> src/routing.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | use libp2p::{identity, noise, tcp, yamux, Multiaddr, PeerId};
[INFO] [stdout]    |              ^^^^^^^^  ^^^^^  ^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/errors.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt;
[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: `crate::record::IpnsRecord`
[INFO] [stdout]  --> src/local_store.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::record::IpnsRecord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mode`
[INFO] [stdout]  --> src/routing.rs:7:48
[INFO] [stdout]   |
[INFO] [stdout] 7 |     store::MemoryStore, Behaviour as Kademlia, Mode, QueryId, Quorum, Record as KadRecord,
[INFO] [stdout]   |                                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NetworkBehaviour`
[INFO] [stdout]   --> src/routing.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | use libp2p::swarm::{NetworkBehaviour, Swarm};
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Multiaddr`, `identity`, `noise`, `tcp`, and `yamux`
[INFO] [stdout]   --> src/routing.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | use libp2p::{identity, noise, tcp, yamux, Multiaddr, PeerId};
[INFO] [stdout]    |              ^^^^^^^^  ^^^^^  ^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_routing_key` is never used
[INFO] [stdout]    --> src/routing.rs:237:8
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl DhtRouter {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 237 |     fn create_routing_key(peer_id: &PeerId) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_routing_key` is never used
[INFO] [stdout]    --> src/routing.rs:237:8
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl DhtRouter {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 237 |     fn create_routing_key(peer_id: &PeerId) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> tests/ipns_tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::Arc;
[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 variable: `router1`
[INFO] [stdout]    --> tests/dht_router_tests.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let router1 = DhtRouter::new(swarm1, peer_id1);
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_router1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `router2`
[INFO] [stdout]    --> tests/dht_router_tests.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let router2 = DhtRouter::new(swarm2, peer_id2);
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_router2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `router3`
[INFO] [stdout]    --> tests/dht_router_tests.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |     let router3 = DhtRouter::new(swarm3, peer_id3);
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_router3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, SwarmBuilder<libp2p::builder::phase::provider::Tokio, libp2p::builder::phase::swarm::SwarmPhase<impl libp2p::builder::phase::AuthenticatedMultiplexedTransport, libp2p::libp2p_kad::Behaviour<MemoryStore>>>>
[INFO] [stdout]   --> tests/dht_router_tests.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |       let swarm = libp2p::SwarmBuilder::with_existing_identity(keypair)
[INFO] [stdout]    |  _________________^
[INFO] [stdout] 25 | |         .with_tokio()
[INFO] [stdout] 26 | |         .with_tcp(
[INFO] [stdout] 27 | |             tcp::Config::default(),
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |         )?
[INFO] [stdout] 31 | |         .with_behaviour(|_key| kad)?
[INFO] [stdout]    | |____________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SwarmBuilder<libp2p::builder::phase::provider::Tokio, libp2p::builder::phase::swarm::SwarmPhase<impl libp2p::builder::phase::AuthenticatedMultiplexedTransport, libp2p::libp2p_kad::Behaviour<MemoryStore>>>, Infallible>
[INFO] [stdout]   --> tests/dht_router_tests.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |       let swarm = libp2p::SwarmBuilder::with_existing_identity(keypair)
[INFO] [stdout]    |  _________________^
[INFO] [stdout] 25 | |         .with_tokio()
[INFO] [stdout] 26 | |         .with_tcp(
[INFO] [stdout] 27 | |             tcp::Config::default(),
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |         )?
[INFO] [stdout] 31 | |         .with_behaviour(|_key| kad)?
[INFO] [stdout]    | |___________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `helia-ipns` (test "dht_router_tests") due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "62bc06ec1a7d40c7cf7e77686d928470e260b4d91b7f9d44892d5d14b4cdef9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62bc06ec1a7d40c7cf7e77686d928470e260b4d91b7f9d44892d5d14b4cdef9a", kill_on_drop: false }`
[INFO] [stdout] 62bc06ec1a7d40c7cf7e77686d928470e260b4d91b7f9d44892d5d14b4cdef9a
