[INFO] fetching crate libp2p-mplex 0.22.0...
[INFO] testing libp2p-mplex-0.22.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate libp2p-mplex 0.22.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate libp2p-mplex 0.22.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-mplex 0.22.0
[INFO] finished tweaking crates.io crate libp2p-mplex 0.22.0
[INFO] tweaked toml for crates.io crate libp2p-mplex 0.22.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] e0f091cc89ecd6b2eb8543a205b80867c9e8f4d1091dbc721a9ab301375bd189
[INFO] running `Command { std: "docker" "start" "-a" "e0f091cc89ecd6b2eb8543a205b80867c9e8f4d1091dbc721a9ab301375bd189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0f091cc89ecd6b2eb8543a205b80867c9e8f4d1091dbc721a9ab301375bd189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f091cc89ecd6b2eb8543a205b80867c9e8f4d1091dbc721a9ab301375bd189", kill_on_drop: false }`
[INFO] [stdout] e0f091cc89ecd6b2eb8543a205b80867c9e8f4d1091dbc721a9ab301375bd189
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b9c219965142e6c4bdf30466b03e2aa1dfebe8f3e950a4282ecf4087aef0b99
[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" "6b9c219965142e6c4bdf30466b03e2aa1dfebe8f3e950a4282ecf4087aef0b99", kill_on_drop: false }`
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling zeroize v1.1.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling sha2 v0.9.1
[INFO] [stderr]    Compiling sha-1 v0.9.1
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling curve25519-dalek v3.0.0
[INFO] [stderr]    Compiling multihash v0.11.4
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling asn1_der v0.6.3
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling futures-executor v0.3.6
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling futures v0.3.6
[INFO] [stderr]    Compiling futures_codec v0.4.1
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling unsigned-varint v0.4.0
[INFO] [stderr]    Compiling multistream-select v0.8.2
[INFO] [stderr]    Compiling parity-multiaddr v0.9.2
[INFO] [stderr]    Compiling libp2p-core v0.22.1
[INFO] [stderr]    Compiling libp2p-mplex v0.22.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.53s
[INFO] running `Command { std: "docker" "inspect" "6b9c219965142e6c4bdf30466b03e2aa1dfebe8f3e950a4282ecf4087aef0b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b9c219965142e6c4bdf30466b03e2aa1dfebe8f3e950a4282ecf4087aef0b99", kill_on_drop: false }`
[INFO] [stdout] 6b9c219965142e6c4bdf30466b03e2aa1dfebe8f3e950a4282ecf4087aef0b99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a2166b257a32ebe81a6a0fbeb890674be3250a1cc77c05d4246f4a8ba7d2e42
[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" "2a2166b257a32ebe81a6a0fbeb890674be3250a1cc77c05d4246f4a8ba7d2e42", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-io v1.1.10
[INFO] [stderr]    Compiling async-global-executor v1.3.0
[INFO] [stderr]    Compiling async-std v1.6.5
[INFO] [stderr]    Compiling libp2p-mplex v0.22.0 (/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 type 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 type or module `libp2p_tcp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clone` found for struct `std::sync::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 `std::sync::Arc<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `client` is a function, perhaps you wish to call it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clone` found for struct `std::sync::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 `std::sync::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 `std::sync::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 `std::sync::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] [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] [stderr] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2a2166b257a32ebe81a6a0fbeb890674be3250a1cc77c05d4246f4a8ba7d2e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a2166b257a32ebe81a6a0fbeb890674be3250a1cc77c05d4246f4a8ba7d2e42", kill_on_drop: false }`
[INFO] [stdout] 2a2166b257a32ebe81a6a0fbeb890674be3250a1cc77c05d4246f4a8ba7d2e42
