[INFO] fetching crate libp2p-swarm 0.25.1...
[INFO] checking libp2p-swarm-0.25.1 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate libp2p-swarm 0.25.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libp2p-swarm 0.25.1 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-swarm 0.25.1
[INFO] finished tweaking crates.io crate libp2p-swarm 0.25.1
[INFO] tweaked toml for crates.io crate libp2p-swarm 0.25.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f8f45f2494caf373637968b8f2aa5b5f30399601aefe78cfe342b20f96df8fe2
[INFO] running `Command { std: "docker" "start" "-a" "f8f45f2494caf373637968b8f2aa5b5f30399601aefe78cfe342b20f96df8fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8f45f2494caf373637968b8f2aa5b5f30399601aefe78cfe342b20f96df8fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f45f2494caf373637968b8f2aa5b5f30399601aefe78cfe342b20f96df8fe2", kill_on_drop: false }`
[INFO] [stdout] f8f45f2494caf373637968b8f2aa5b5f30399601aefe78cfe342b20f96df8fe2
[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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ec6db89de350b23f44c8b4a9393faeac20bb8715e627e0095ac3a2c325a673a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6ec6db89de350b23f44c8b4a9393faeac20bb8715e627e0095ac3a2c325a673a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling libp2p-core v0.25.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking multistream-select v0.9.1
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]     Checking libp2p-swarm v0.25.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `libp2p_noise`
[INFO] [stdout]     --> src/lib.rs:1195:9
[INFO] [stdout]      |
[INFO] [stdout] 1195 |     use libp2p_noise as noise;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^ no external crate `libp2p_noise`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `libp2p_mplex`
[INFO] [stdout]     --> src/lib.rs:1210:24
[INFO] [stdout]      |
[INFO] [stdout] 1210 |             .multiplex(libp2p_mplex::MplexConfig::new())
[INFO] [stdout]      |                        ^^^^^^^^^^^^ use of undeclared crate or module `libp2p_mplex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libp2p-swarm`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6ec6db89de350b23f44c8b4a9393faeac20bb8715e627e0095ac3a2c325a673a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec6db89de350b23f44c8b4a9393faeac20bb8715e627e0095ac3a2c325a673a", kill_on_drop: false }`
[INFO] [stdout] 6ec6db89de350b23f44c8b4a9393faeac20bb8715e627e0095ac3a2c325a673a