[INFO] fetching crate libp2p-swarm 0.27.0...
[INFO] checking libp2p-swarm-0.27.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate libp2p-swarm 0.27.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate libp2p-swarm 0.27.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-swarm 0.27.0
[INFO] finished tweaking crates.io crate libp2p-swarm 0.27.0
[INFO] tweaked toml for crates.io crate libp2p-swarm 0.27.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ec49ea6983f291b2ddf81bc409195115b5484d35592fa57ddb6134785f7fba1
[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" "4ec49ea6983f291b2ddf81bc409195115b5484d35592fa57ddb6134785f7fba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ec49ea6983f291b2ddf81bc409195115b5484d35592fa57ddb6134785f7fba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec49ea6983f291b2ddf81bc409195115b5484d35592fa57ddb6134785f7fba1", kill_on_drop: false }`
[INFO] [stdout] 4ec49ea6983f291b2ddf81bc409195115b5484d35592fa57ddb6134785f7fba1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14ecd04a04fe4c763daab74e6e96aa1e279e65e35ec4eefd794c2d38ff024b0d
[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" "14ecd04a04fe4c763daab74e6e96aa1e279e65e35ec4eefd794c2d38ff024b0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
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[INFO] [stderr]     Checking curve25519-dalek v3.0.2
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[INFO] [stderr]    Compiling thiserror v1.0.23
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[INFO] [stderr]     Checking pin-project v1.0.4
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[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking multistream-select v0.10.0
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]    Compiling libp2p-core v0.27.0
[INFO] [stderr]     Checking libp2p-swarm v0.27.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `libp2p_noise`
[INFO] [stdout]     --> src/lib.rs:1130:9
[INFO] [stdout]      |
[INFO] [stdout] 1130 |     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:1145:24
[INFO] [stdout]      |
[INFO] [stdout] 1145 |             .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" "14ecd04a04fe4c763daab74e6e96aa1e279e65e35ec4eefd794c2d38ff024b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14ecd04a04fe4c763daab74e6e96aa1e279e65e35ec4eefd794c2d38ff024b0d", kill_on_drop: false }`
[INFO] [stdout] 14ecd04a04fe4c763daab74e6e96aa1e279e65e35ec4eefd794c2d38ff024b0d