[INFO] crate libp2p-mplex 0.19.1 is already in cache
[INFO] testing libp2p-mplex-0.19.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate libp2p-mplex 0.19.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate libp2p-mplex 0.19.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libp2p-mplex 0.19.1
[INFO] finished tweaking crates.io crate libp2p-mplex 0.19.1
[INFO] tweaked toml for crates.io crate libp2p-mplex 0.19.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 79045d5ed73bc723cf9bdccfd62264a8eca6b07e3e0a7f757aff3ea9dee89e99
[INFO] running `"docker" "start" "-a" "79045d5ed73bc723cf9bdccfd62264a8eca6b07e3e0a7f757aff3ea9dee89e99"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ring v0.16.14
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling libp2p-core v0.19.1
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling futures_codec v0.3.4
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling unsigned-varint v0.3.3
[INFO] [stderr]    Compiling multihash v0.11.2
[INFO] [stderr]    Compiling multistream-select v0.8.1
[INFO] [stderr]    Compiling parity-multiaddr v0.9.0
[INFO] [stderr]    Compiling libp2p-mplex v0.19.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.21s
[INFO] running `"docker" "inspect" "79045d5ed73bc723cf9bdccfd62264a8eca6b07e3e0a7f757aff3ea9dee89e99"`
[INFO] running `"docker" "rm" "-f" "79045d5ed73bc723cf9bdccfd62264a8eca6b07e3e0a7f757aff3ea9dee89e99"`
[INFO] [stdout] 79045d5ed73bc723cf9bdccfd62264a8eca6b07e3e0a7f757aff3ea9dee89e99
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cd11bbd571c60ee5cd434089fde413a0663198416ab39944cbdb472497ceec23
[INFO] running `"docker" "start" "-a" "cd11bbd571c60ee5cd434089fde413a0663198416ab39944cbdb472497ceec23"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling libp2p-tcp v0.19.1
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling libp2p-mplex v0.19.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `libp2p_tcp::TcpConfig`
[INFO] [stderr]   --> tests/two_peers.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use libp2p_tcp::TcpConfig;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^ no `TcpConfig` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `libp2p_tcp::TcpConfig`
[INFO] [stderr]   --> tests/async_write.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use libp2p_tcp::TcpConfig;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^ no `TcpConfig` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Transport`
[INFO] [stderr]   --> tests/two_peers.rs:21:36
[INFO] [stderr]    |
[INFO] [stderr] 21 | use libp2p_core::{muxing, upgrade, Transport};
[INFO] [stderr]    |                                    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] warning: unused import: `Transport`
[INFO] [stderr]   --> tests/async_write.rs:21:36
[INFO] [stderr]    |
[INFO] [stderr] 21 | use libp2p_core::{muxing, upgrade, Transport};
[INFO] [stderr]    |                                    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[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] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[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] [stderr] error: build failed
[INFO] running `"docker" "inspect" "cd11bbd571c60ee5cd434089fde413a0663198416ab39944cbdb472497ceec23"`
[INFO] running `"docker" "rm" "-f" "cd11bbd571c60ee5cd434089fde413a0663198416ab39944cbdb472497ceec23"`
[INFO] [stdout] cd11bbd571c60ee5cd434089fde413a0663198416ab39944cbdb472497ceec23