[INFO] fetching crate libp2p-identify 0.19.1...
[INFO] checking libp2p-identify-0.19.1 against master#450abe80f193ccefbfcd48214d70520f2d507f0e for pr-73084
[INFO] extracting crate libp2p-identify 0.19.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate libp2p-identify 0.19.1 on toolchain 450abe80f193ccefbfcd48214d70520f2d507f0e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libp2p-identify 0.19.1
[INFO] finished tweaking crates.io crate libp2p-identify 0.19.1
[INFO] tweaked toml for crates.io crate libp2p-identify 0.19.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb2fa1bf6ed9a3729cfa43c93437acf1e2c1270e77d1e16f25d1ed994a57f851
[INFO] running `"docker" "start" "-a" "cb2fa1bf6ed9a3729cfa43c93437acf1e2c1270e77d1e16f25d1ed994a57f851"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]    Compiling libp2p-core v0.19.1
[INFO] [stderr]    Compiling libp2p-secio v0.19.1
[INFO] [stderr]    Compiling libp2p-identify v0.19.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking futures_codec v0.3.4
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stderr]     Checking unsigned-varint v0.3.3
[INFO] [stderr]     Checking multihash v0.11.2
[INFO] [stderr]     Checking multistream-select v0.8.1
[INFO] [stderr]     Checking parity-multiaddr v0.9.0
[INFO] [stderr]     Checking libp2p-swarm v0.19.0
[INFO] [stderr]     Checking libp2p-tcp v0.19.1
[INFO] [stderr]     Checking libp2p-mplex v0.19.1
[INFO] [stderr] error[E0432]: unresolved import `libp2p_tcp::TcpConfig`
[INFO] [stderr]    --> src/identify.rs:280:9
[INFO] [stderr]     |
[INFO] [stderr] 280 |     use libp2p_tcp::TcpConfig;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^ no `TcpConfig` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `libp2p_tcp::TcpConfig`
[INFO] [stderr]    --> src/protocol.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |     use libp2p_tcp::TcpConfig;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^ no `TcpConfig` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `prelude`
[INFO] [stderr]    --> src/protocol.rs:211:19
[INFO] [stderr]     |
[INFO] [stderr] 211 |     use futures::{prelude::*, channel::oneshot};
[INFO] [stderr]     |                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Transport`
[INFO] [stderr]    --> src/protocol.rs:214:9
[INFO] [stderr]     |
[INFO] [stderr] 214 |         Transport,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `libp2p-identify`.
[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 `"docker" "inspect" "cb2fa1bf6ed9a3729cfa43c93437acf1e2c1270e77d1e16f25d1ed994a57f851"`
[INFO] running `"docker" "rm" "-f" "cb2fa1bf6ed9a3729cfa43c93437acf1e2c1270e77d1e16f25d1ed994a57f851"`
[INFO] [stdout] cb2fa1bf6ed9a3729cfa43c93437acf1e2c1270e77d1e16f25d1ed994a57f851