[INFO] crate libp2p-gossipsub 0.19.1 is already in cache
[INFO] testing libp2p-gossipsub-0.19.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate libp2p-gossipsub 0.19.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate libp2p-gossipsub 0.19.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libp2p-gossipsub 0.19.1
[INFO] finished tweaking crates.io crate libp2p-gossipsub 0.19.1
[INFO] tweaked toml for crates.io crate libp2p-gossipsub 0.19.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2020-06-03" "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] 052fca71f7e62d73daa1337ab639d6032d0296fdda806b7193a64e313d8df734
[INFO] running `"docker" "start" "-a" "052fca71f7e62d73daa1337ab639d6032d0296fdda806b7193a64e313d8df734"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling lru v0.4.3
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling libp2p-core v0.19.1
[INFO] [stderr]    Compiling libp2p-gossipsub v0.19.1 (/opt/rustwide/workdir)
[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 wasm-timer v0.2.4
[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-swarm v0.19.0
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour.rs:366:17
[INFO] [stderr]     |
[INFO] [stderr] 366 |                 { |_| true },
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.73s
[INFO] running `"docker" "inspect" "052fca71f7e62d73daa1337ab639d6032d0296fdda806b7193a64e313d8df734"`
[INFO] running `"docker" "rm" "-f" "052fca71f7e62d73daa1337ab639d6032d0296fdda806b7193a64e313d8df734"`
[INFO] [stdout] 052fca71f7e62d73daa1337ab639d6032d0296fdda806b7193a64e313d8df734
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2020-06-03" "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] 226117cbb03878cdd3aeaa1fa5fcb2bd10f7aaa97a3407247c6fc251c7a2f249
[INFO] running `"docker" "start" "-a" "226117cbb03878cdd3aeaa1fa5fcb2bd10f7aaa97a3407247c6fc251c7a2f249"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.6
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling libp2p-plaintext v0.19.0
[INFO] [stderr]    Compiling yamux v0.4.5
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour.rs:366:17
[INFO] [stderr]     |
[INFO] [stderr] 366 |                 { |_| true },
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling libp2p-yamux v0.19.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling libp2p-gossipsub v0.19.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:574:74
[INFO] [stderr]     |
[INFO] [stderr] 574 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 5, { |_| true });
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:577:75
[INFO] [stderr]     |
[INFO] [stderr] 577 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 30, { |_| true });
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:581:75
[INFO] [stderr]     |
[INFO] [stderr] 581 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 20, { |_| true });
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:585:74
[INFO] [stderr]     |
[INFO] [stderr] 585 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 0, { |_| true });
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:589:74
[INFO] [stderr]     |
[INFO] [stderr] 589 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 5, { |_| false });
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour.rs:366:17
[INFO] [stderr]     |
[INFO] [stderr] 366 |                 { |_| true },
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 36.54s
[INFO] running `"docker" "inspect" "226117cbb03878cdd3aeaa1fa5fcb2bd10f7aaa97a3407247c6fc251c7a2f249"`
[INFO] running `"docker" "rm" "-f" "226117cbb03878cdd3aeaa1fa5fcb2bd10f7aaa97a3407247c6fc251c7a2f249"`
[INFO] [stdout] 226117cbb03878cdd3aeaa1fa5fcb2bd10f7aaa97a3407247c6fc251c7a2f249
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 23db96b096832cd5e9da041feafc598c6f99c9fceef5442385334fea5e56fcec
[INFO] running `"docker" "start" "-a" "23db96b096832cd5e9da041feafc598c6f99c9fceef5442385334fea5e56fcec"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour.rs:366:17
[INFO] [stderr]     |
[INFO] [stderr] 366 |                 { |_| true },
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:574:74
[INFO] [stderr]     |
[INFO] [stderr] 574 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 5, { |_| true });
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:577:75
[INFO] [stderr]     |
[INFO] [stderr] 577 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 30, { |_| true });
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:581:75
[INFO] [stderr]     |
[INFO] [stderr] 581 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 20, { |_| true });
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:585:74
[INFO] [stderr]     |
[INFO] [stderr] 585 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 0, { |_| true });
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour/tests.rs:589:74
[INFO] [stderr]     |
[INFO] [stderr] 589 |             Gossipsub::get_random_peers(&gs.topic_peers, &topic_hash, 5, { |_| false });
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/behaviour.rs:366:17
[INFO] [stderr]     |
[INFO] [stderr] 366 |                 { |_| true },
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libp2p_gossipsub-ab441388aaa333e3
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test behaviour::tests::tests::test_handle_ihave_subscribed_and_msg_cached ... ok
[INFO] [stdout] test behaviour::tests::tests::test_handle_graft_multiple_topics ... ok
[INFO] [stdout] test behaviour::tests::tests::test_get_random_peers ... ok
[INFO] [stdout] test behaviour::tests::tests::test_handle_ihave_not_subscribed ... ok
[INFO] [stdout] test behaviour::tests::tests::test_join ... ok
[INFO] [stdout] test behaviour::tests::tests::test_handle_graft_is_not_subscribed ... ok
[INFO] [stdout] test behaviour::tests::tests::test_handle_ihave_subscribed_and_msg_not_cached ... ok
[INFO] [stdout] test behaviour::tests::tests::test_handle_graft_is_subscribed ... ok
[INFO] [stdout] test behaviour::tests::tests::test_handle_iwant_msg_cached ... ok
[INFO] [stdout] test behaviour::tests::tests::test_handle_iwant_msg_cached_shifted ... ok
[INFO] [stdout] test behaviour::tests::tests::test_handle_iwant_msg_not_cached ... ok
[INFO] [stdout] test behaviour::tests::tests::test_unsubscribe ... ok
[INFO] [stdout] test mcache::tests::test_new_cache ... ok
[INFO] [stdout] test behaviour::tests::tests::test_fanout ... ok
[INFO] [stdout] test mcache::tests::test_get_empty ... ok
[INFO] [stdout] test mcache::tests::test_put_get_one ... ok
[INFO] [stdout] test mcache::tests::test_remove_last_from_shift ... ok
[INFO] [stdout] test behaviour::tests::tests::test_inject_connected ... ok
[INFO] [stdout] test behaviour::tests::tests::test_handle_prune_peer_in_mesh ... ok
[INFO] [stdout] test mcache::tests::test_empty_shift ... ok
[INFO] [stdout] test behaviour::tests::tests::test_handle_received_subscriptions ... ok
[INFO] [stdout] test mcache::tests::test_no_topic_put ... ok
[INFO] [stdout] test mcache::tests::test_get_wrong ... ok
[INFO] [stdout] test behaviour::tests::tests::test_publish ... ok
[INFO] [stdout] test behaviour::tests::tests::test_subscribe ... ok
[INFO] [stdout] test mcache::tests::test_shift ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smoke-648be6fb8cea049c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test multi_hop_propagation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libp2p-gossipsub
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 100) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "23db96b096832cd5e9da041feafc598c6f99c9fceef5442385334fea5e56fcec"`
[INFO] running `"docker" "rm" "-f" "23db96b096832cd5e9da041feafc598c6f99c9fceef5442385334fea5e56fcec"`
[INFO] [stdout] 23db96b096832cd5e9da041feafc598c6f99c9fceef5442385334fea5e56fcec