[INFO] fetching crate libp2p-mplex 0.24.0...
[INFO] checking libp2p-mplex-0.24.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate libp2p-mplex 0.24.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libp2p-mplex 0.24.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-mplex 0.24.0
[INFO] finished tweaking crates.io crate libp2p-mplex 0.24.0
[INFO] tweaked toml for crates.io crate libp2p-mplex 0.24.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] fe6b6c59864361e78b8f16de803d85fa42b90ea9230d10af29c15a4387d282e7
[INFO] running `Command { std: "docker" "start" "-a" "fe6b6c59864361e78b8f16de803d85fa42b90ea9230d10af29c15a4387d282e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe6b6c59864361e78b8f16de803d85fa42b90ea9230d10af29c15a4387d282e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6b6c59864361e78b8f16de803d85fa42b90ea9230d10af29c15a4387d282e7", kill_on_drop: false }`
[INFO] [stdout] fe6b6c59864361e78b8f16de803d85fa42b90ea9230d10af29c15a4387d282e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 445031d574b6c8fe51cc0ea5622947e51cdf7512bb24b5117245478d720b9ae5
[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" "445031d574b6c8fe51cc0ea5622947e51cdf7512bb24b5117245478d720b9ae5", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-std v1.7.0
[INFO] [stderr]    Compiling libp2p-core v0.24.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking env_logger v0.8.2
[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 futures_codec v0.4.1
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking multihash v0.11.4
[INFO] [stderr]     Checking multistream-select v0.8.5
[INFO] [stderr]     Checking parity-multiaddr v0.9.6
[INFO] [stderr]     Checking libp2p-mplex v0.24.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `libp2p_tcp`
[INFO] [stdout]   --> tests/async_write.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use libp2p_tcp::TcpConfig;
[INFO] [stdout]    |     ^^^^^^^^^^ use of undeclared crate or module `libp2p_tcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `libp2p_tcp`
[INFO] [stdout]   --> tests/two_peers.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use libp2p_tcp::TcpConfig;
[INFO] [stdout]    |     ^^^^^^^^^^ use of undeclared crate or module `libp2p_tcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clone` found for struct `Arc<_>` in the current scope
[INFO] [stdout]   --> tests/async_write.rs:70:69
[INFO] [stdout]    |
[INFO] [stdout] 70 |             if let Some(s) = muxing::event_from_ref_and_wrap(client.clone()).await.unwrap()
[INFO] [stdout]    |                                                                     ^^^^^ method not found in `Arc<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `client` is a function, perhaps you wish to call it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Transport`
[INFO] [stdout]   --> tests/async_write.rs:21:36
[INFO] [stdout]    |
[INFO] [stdout] 21 | use libp2p_core::{muxing, upgrade, Transport};
[INFO] [stdout]    |                                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clone` found for struct `Arc<_>` in the current scope
[INFO] [stdout]   --> tests/two_peers.rs:70:69
[INFO] [stdout]    |
[INFO] [stdout] 70 |             if let Some(s) = muxing::event_from_ref_and_wrap(client.clone()).await.unwrap()
[INFO] [stdout]    |                                                                     ^^^^^ method not found in `Arc<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `client` is a function, perhaps you wish to call it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clone` found for struct `Arc<_>` in the current scope
[INFO] [stdout]    --> tests/two_peers.rs:113:69
[INFO] [stdout]     |
[INFO] [stdout] 113 |             if let Some(s) = muxing::event_from_ref_and_wrap(client.clone()).await.unwrap()
[INFO] [stdout]     |                                                                     ^^^^^ method not found in `Arc<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `client` is a function, perhaps you wish to call it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libp2p-mplex`
[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] [stdout] warning: unused import: `Transport`
[INFO] [stdout]   --> tests/two_peers.rs:21:36
[INFO] [stdout]    |
[INFO] [stdout] 21 | use libp2p_core::{muxing, upgrade, Transport};
[INFO] [stdout]    |                                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "445031d574b6c8fe51cc0ea5622947e51cdf7512bb24b5117245478d720b9ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445031d574b6c8fe51cc0ea5622947e51cdf7512bb24b5117245478d720b9ae5", kill_on_drop: false }`
[INFO] [stdout] 445031d574b6c8fe51cc0ea5622947e51cdf7512bb24b5117245478d720b9ae5