[INFO] fetching crate swarm-nl 0.2.1...
[INFO] checking swarm-nl-0.2.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate swarm-nl 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate swarm-nl 0.2.1
[INFO] finished tweaking crates.io crate swarm-nl 0.2.1
[INFO] tweaked toml for crates.io crate swarm-nl 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swarm-nl 0.2.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--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]      Locking 422 packages to latest compatible versions
[INFO] [stderr]       Adding crypto-common v0.1.6 (available: v0.1.7)
[INFO] [stderr]       Adding libp2p v0.53.2 (available: v0.56.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rust-ini v0.20.0 (available: v0.21.3)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d72d4de74e88342967900d97fb6a450998d53ad68f5f21077f4dac700d3872c8
[INFO] running `Command { std: "docker" "start" "-a" "d72d4de74e88342967900d97fb6a450998d53ad68f5f21077f4dac700d3872c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d72d4de74e88342967900d97fb6a450998d53ad68f5f21077f4dac700d3872c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d72d4de74e88342967900d97fb6a450998d53ad68f5f21077f4dac700d3872c8", kill_on_drop: false }`
[INFO] [stdout] d72d4de74e88342967900d97fb6a450998d53ad68f5f21077f4dac700d3872c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1bf110b511beed99f4e49383452ce0a4407a75aac734dcc2123e99090d462991
[INFO] running `Command { std: "docker" "start" "-a" "1bf110b511beed99f4e49383452ce0a4407a75aac734dcc2123e99090d462991", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.6.1
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[INFO] [stderr]    Compiling libp2p-swarm-derive v0.34.2
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[INFO] [stderr]    Compiling tiny-keccak v2.0.2
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[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling oid-registry v0.6.1
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[INFO] [stderr]     Checking rustls-webpki v0.103.8
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[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking sct v0.7.1
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[INFO] [stderr]     Checking quick-protobuf-codec v0.3.1
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[INFO] [stderr]    Compiling serde_json v1.0.145
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[INFO] [stderr]     Checking rust-ini v0.20.0
[INFO] [stderr]    Compiling match-lookup v0.1.1
[INFO] [stderr]    Compiling asn1-rs-impl v0.1.0
[INFO] [stderr]    Compiling asn1-rs-derive v0.4.0
[INFO] [stderr]     Checking base256emoji v1.0.2
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[INFO] [stderr]     Checking libp2p-tls v0.4.1
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[INFO] [stderr]     Checking hickory-resolver v0.24.4
[INFO] [stderr]     Checking libp2p-gossipsub v0.46.1
[INFO] [stderr]     Checking async-std-resolver v0.24.4
[INFO] [stderr]     Checking libp2p-dns v0.41.1
[INFO] [stderr]     Checking libp2p-quic v0.10.3
[INFO] [stderr]     Checking libp2p v0.53.2
[INFO] [stderr]     Checking swarm-nl v0.2.1 (/opt/rustwide/workdir)
[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, CoreBehaviour>>, Infallible>
[INFO] [stdout]    --> src/core/mod.rs:524:4
[INFO] [stdout]     |
[INFO] [stdout] 524 | /             swarm_builder
[INFO] [stdout] 525 | |                 .with_behaviour(|_| CoreBehaviour {
[INFO] [stdout] 526 | |                     ping: self.ping.0,
[INFO] [stdout] 527 | |                     kademlia: self.kademlia,
[INFO] [stdout] ...   |
[INFO] [stdout] 530 | |                     gossipsub: self.gossipsub.0,
[INFO] [stdout] 531 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swarm-nl` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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, CoreBehaviour>>, Infallible>
[INFO] [stdout]    --> src/core/mod.rs:524:4
[INFO] [stdout]     |
[INFO] [stdout] 524 | /             swarm_builder
[INFO] [stdout] 525 | |                 .with_behaviour(|_| CoreBehaviour {
[INFO] [stdout] 526 | |                     ping: self.ping.0,
[INFO] [stdout] 527 | |                     kademlia: self.kademlia,
[INFO] [stdout] ...   |
[INFO] [stdout] 530 | |                     gossipsub: self.gossipsub.0,
[INFO] [stdout] 531 | |                 })
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swarm-nl` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "1bf110b511beed99f4e49383452ce0a4407a75aac734dcc2123e99090d462991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf110b511beed99f4e49383452ce0a4407a75aac734dcc2123e99090d462991", kill_on_drop: false }`
[INFO] [stdout] 1bf110b511beed99f4e49383452ce0a4407a75aac734dcc2123e99090d462991
