[INFO] fetching crate libp2p-swarm 0.25.1...
[INFO] checking libp2p-swarm-0.25.1 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate libp2p-swarm 0.25.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate libp2p-swarm 0.25.1 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8feaca4b49f3fd2622fc4df234db0da84da3a817ff0b798df3fe4cc9a61226d5
[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" "8feaca4b49f3fd2622fc4df234db0da84da3a817ff0b798df3fe4cc9a61226d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8feaca4b49f3fd2622fc4df234db0da84da3a817ff0b798df3fe4cc9a61226d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8feaca4b49f3fd2622fc4df234db0da84da3a817ff0b798df3fe4cc9a61226d5", kill_on_drop: false }`
[INFO] [stdout] 8feaca4b49f3fd2622fc4df234db0da84da3a817ff0b798df3fe4cc9a61226d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b2fc84ea09c46ac6655fe2ef1e7f47e14cee7bb43e60510f3a29e09efb7e217
[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" "6b2fc84ea09c46ac6655fe2ef1e7f47e14cee7bb43e60510f3a29e09efb7e217", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]    Compiling libp2p-core v0.25.2
[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" "6b2fc84ea09c46ac6655fe2ef1e7f47e14cee7bb43e60510f3a29e09efb7e217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2fc84ea09c46ac6655fe2ef1e7f47e14cee7bb43e60510f3a29e09efb7e217", kill_on_drop: false }`
[INFO] [stdout] 6b2fc84ea09c46ac6655fe2ef1e7f47e14cee7bb43e60510f3a29e09efb7e217