[INFO] cloning repository https://github.com/rrw-zilliqa/rust-libp2p-rrw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rrw-zilliqa/rust-libp2p-rrw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrw-zilliqa%2Frust-libp2p-rrw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrw-zilliqa%2Frust-libp2p-rrw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 383d1a22957c764ec73e45c06f6b2bdac86df392
[INFO] checking rrw-zilliqa/rust-libp2p-rrw against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrw-zilliqa%2Frust-libp2p-rrw" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rrw-zilliqa/rust-libp2p-rrw
[INFO] finished tweaking git repo https://github.com/rrw-zilliqa/rust-libp2p-rrw
[INFO] tweaked toml for git repo https://github.com/rrw-zilliqa/rust-libp2p-rrw written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rrw-zilliqa/rust-libp2p-rrw 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 git repo https://github.com/rrw-zilliqa/rust-libp2p-rrw 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7cf51b5481e46950bde84ff63b702933888579099151b2cf037241de37f5bd5
[INFO] running `Command { std: "docker" "start" "-a" "a7cf51b5481e46950bde84ff63b702933888579099151b2cf037241de37f5bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7cf51b5481e46950bde84ff63b702933888579099151b2cf037241de37f5bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7cf51b5481e46950bde84ff63b702933888579099151b2cf037241de37f5bd5", kill_on_drop: false }`
[INFO] [stdout] a7cf51b5481e46950bde84ff63b702933888579099151b2cf037241de37f5bd5
[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 -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] 94d06b8aaa5ee9c3201f3c3d6bbf2733b67ace6e228bcde6729c585088c705cd
[INFO] running `Command { std: "docker" "start" "-a" "94d06b8aaa5ee9c3201f3c3d6bbf2733b67ace6e228bcde6729c585088c705cd", kill_on_drop: false }`
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[INFO] [stderr]    Compiling futures_ringbuf v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking quinn v0.11.2
[INFO] [stderr]     Checking libp2p-swarm v0.45.2 (/opt/rustwide/workdir/swarm)
[INFO] [stderr]     Checking libp2p-yamux v0.46.0 (/opt/rustwide/workdir/muxers/yamux)
[INFO] [stderr]     Checking libp2p-tcp v0.42.0 (/opt/rustwide/workdir/transports/tcp)
[INFO] [stderr]     Checking libp2p-noise v0.45.0 (/opt/rustwide/workdir/transports/noise)
[INFO] [stderr]     Checking libp2p-tls v0.5.0 (/opt/rustwide/workdir/transports/tls)
[INFO] [stderr]     Checking libp2p-dns v0.42.0 (/opt/rustwide/workdir/transports/dns)
[INFO] [stderr]     Checking libp2p-websocket v0.44.0 (/opt/rustwide/workdir/transports/websocket)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> transports/tls/src/certificate.rs:174:32
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn parse_unverified(der_input: &[u8]) -> Result<P2pCertificate, webpki::Error> {
[INFO] [stdout]     |                                ^^^^^            ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn parse_unverified(der_input: &[u8]) -> Result<P2pCertificate<'_>, webpki::Error> {
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking libp2p-plaintext v0.42.0 (/opt/rustwide/workdir/transports/plaintext)
[INFO] [stderr]     Checking libp2p-quic v0.11.1 (/opt/rustwide/workdir/transports/quic)
[INFO] [stderr]     Checking clap v4.5.6
[INFO] [stderr]     Checking igd-next v0.15.1
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking ringbuf v0.3.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking crc-catalog v2.2.0
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking polyval v0.6.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking libp2p-identify v0.45.1 (/opt/rustwide/workdir/protocols/identify)
[INFO] [stderr]     Checking libp2p-ping v0.45.0 (/opt/rustwide/workdir/protocols/ping)
[INFO] [stderr]     Checking libp2p-request-response v0.27.0 (/opt/rustwide/workdir/protocols/request-response)
[INFO] [stderr]     Checking libp2p-kad v0.47.0 (/opt/rustwide/workdir/protocols/kad)
[INFO] [stderr]     Checking libp2p-relay v0.18.0 (/opt/rustwide/workdir/protocols/relay)
[INFO] [stderr]     Checking libp2p-gossipsub v0.47.1 (/opt/rustwide/workdir/protocols/gossipsub)
[INFO] [stderr]     Checking libp2p-dcutr v0.12.0 (/opt/rustwide/workdir/protocols/dcutr)
[INFO] [stdout] error: this type will no longer be must used: Result<(libp2p_swarm::Stream, P), Void>
[INFO] [stdout]   --> protocols/request-response/src/handler/protocol.rs:89:15
[INFO] [stdout]    |
[INFO] [stdout] 89 |         ready(Ok((io, protocol)))
[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<(libp2p_swarm::Stream, P), Void>
[INFO] [stdout]    --> protocols/request-response/src/handler/protocol.rs:102:15
[INFO] [stdout]     |
[INFO] [stdout] 102 |         ready(Ok((io, protocol)))
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libp2p-request-response` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> protocols/identify/src/handler.rs:401:51
[INFO] [stdout]     |
[INFO] [stdout] 401 |                         error.map_upgrade_err(|e| void::unreachable(e.into_inner())),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^--------------^
[INFO] [stdout]     |                                                   |                 |
[INFO] [stdout]     |                                                   |                 any code following this expression is unreachable
[INFO] [stdout]     |                                                   unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `Void`, which is uninhabited
[INFO] [stdout]    --> protocols/identify/src/handler.rs:401:69
[INFO] [stdout]     |
[INFO] [stdout] 401 |                         error.map_upgrade_err(|e| void::unreachable(e.into_inner())),
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> protocols/dcutr/src/handler/relayed.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         void::unreachable(error.into_inner());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^------------------^
[INFO] [stdout]     |         |                 |
[INFO] [stdout]     |         |                 any code following this expression is unreachable
[INFO] [stdout]     |         unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `Void`, which is uninhabited
[INFO] [stdout]    --> protocols/dcutr/src/handler/relayed.rs:160:27
[INFO] [stdout]     |
[INFO] [stdout] 160 |         void::unreachable(error.into_inner());
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:2943:9
[INFO] [stdout]      |
[INFO] [stdout] 2943 |         key: record::Key,
[INFO] [stdout]      |         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `closest_peers` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:2944:9
[INFO] [stdout]      |
[INFO] [stdout] 2944 |         closest_peers: Vec<PeerId>,
[INFO] [stdout]      |         ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:2948:9
[INFO] [stdout]      |
[INFO] [stdout] 2948 |         key: record::Key,
[INFO] [stdout]      |         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `records` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:2949:9
[INFO] [stdout]      |
[INFO] [stdout] 2949 |         records: Vec<PeerRecord>,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:2953:15
[INFO] [stdout]      |
[INFO] [stdout] 2953 |     Timeout { key: record::Key },
[INFO] [stdout]      |               ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:2991:9
[INFO] [stdout]      |
[INFO] [stdout] 2991 |         key: record::Key,
[INFO] [stdout]      |         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `success` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:2993:9
[INFO] [stdout]      |
[INFO] [stdout] 2993 |         success: Vec<PeerId>,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:2998:9
[INFO] [stdout]      |
[INFO] [stdout] 2998 |         key: record::Key,
[INFO] [stdout]      |         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `success` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:3000:9
[INFO] [stdout]      |
[INFO] [stdout] 3000 |         success: Vec<PeerId>,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `quorum` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:3001:9
[INFO] [stdout]      |
[INFO] [stdout] 3001 |         quorum: NonZeroUsize,
[INFO] [stdout]      |         ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `peer` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:3039:9
[INFO] [stdout]      |
[INFO] [stdout] 3039 |         peer: PeerId,
[INFO] [stdout]      |         ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `num_remaining` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:3040:9
[INFO] [stdout]      |
[INFO] [stdout] 3040 |         num_remaining: Option<u32>,
[INFO] [stdout]      |         ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:3058:15
[INFO] [stdout]      |
[INFO] [stdout] 3058 |     Timeout { key: Vec<u8>, peers: Vec<PeerInfo> },
[INFO] [stdout]      |               ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `peers` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:3058:29
[INFO] [stdout]      |
[INFO] [stdout] 3058 |     Timeout { key: Vec<u8>, peers: Vec<PeerInfo> },
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:3099:9
[INFO] [stdout]      |
[INFO] [stdout] 3099 |         key: record::Key,
[INFO] [stdout]      |         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `closest_peers` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:3100:9
[INFO] [stdout]      |
[INFO] [stdout] 3100 |         closest_peers: Vec<PeerId>,
[INFO] [stdout]      |         ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]     --> protocols/kad/src/behaviour.rs:3134:15
[INFO] [stdout]      |
[INFO] [stdout] 3134 |     Timeout { key: record::Key },
[INFO] [stdout]      |               ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Message` is never constructed
[INFO] [stdout]   --> protocols/gossipsub/src/generated/compat/pb.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Message {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> protocols/gossipsub/src/time_cache.rs:133:25
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub(crate) fn entry(&mut self, key: Key) -> Entry<Key, Value> {
[INFO] [stdout]     |                         ^^^^^^^^^               ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub(crate) fn entry(&mut self, key: Key) -> Entry<'_, Key, Value> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94d06b8aaa5ee9c3201f3c3d6bbf2733b67ace6e228bcde6729c585088c705cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d06b8aaa5ee9c3201f3c3d6bbf2733b67ace6e228bcde6729c585088c705cd", kill_on_drop: false }`
[INFO] [stdout] 94d06b8aaa5ee9c3201f3c3d6bbf2733b67ace6e228bcde6729c585088c705cd
