[INFO] fetching crate libp2prs-yamux 0.1.0...
[INFO] testing libp2prs-yamux-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate libp2prs-yamux 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate libp2prs-yamux 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2prs-yamux 0.1.0
[INFO] finished tweaking crates.io crate libp2prs-yamux 0.1.0
[INFO] tweaked toml for crates.io crate libp2prs-yamux 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate libp2prs-yamux 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 1898db508b9326ca9024faed8279ef2ddf60646540c2e2b7ba3e94e1ba528784
[INFO] running `Command { std: "docker" "start" "-a" "1898db508b9326ca9024faed8279ef2ddf60646540c2e2b7ba3e94e1ba528784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1898db508b9326ca9024faed8279ef2ddf60646540c2e2b7ba3e94e1ba528784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1898db508b9326ca9024faed8279ef2ddf60646540c2e2b7ba3e94e1ba528784", kill_on_drop: false }`
[INFO] [stdout] 1898db508b9326ca9024faed8279ef2ddf60646540c2e2b7ba3e94e1ba528784
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a50875accceeb53da703d72910c14469a6a32a371b3fa4e7e8d79b85d6e8f14
[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" "6a50875accceeb53da703d72910c14469a6a32a371b3fa4e7e8d79b85d6e8f14", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling futures-sink v0.3.7
[INFO] [stderr]    Compiling futures-core v0.3.7
[INFO] [stderr]    Compiling futures-io v0.3.7
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]    Compiling unsigned-varint v0.4.0
[INFO] [stderr]    Compiling signature v1.2.2
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling data-encoding v2.3.0
[INFO] [stderr]    Compiling unsigned-varint v0.3.3
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling futures-task v0.3.7
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling blake2s_simd v0.5.10
[INFO] [stderr]    Compiling blake2b_simd v0.5.10
[INFO] [stderr]    Compiling ed25519 v1.0.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling stream-cipher v0.3.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling futures-channel v0.3.7
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling salsa20-core v0.2.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling sha2 v0.9.1
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling sha-1 v0.9.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling salsa20 v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling multihash v0.11.4
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling libp2prs-multiaddr v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling asn1_der v0.6.3
[INFO] [stderr]    Compiling zeroize v1.1.1
[INFO] [stderr]    Compiling curve25519-dalek v3.0.0
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.7
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling libp2prs-core v0.1.0
[INFO] [stderr]    Compiling futures-executor v0.3.7
[INFO] [stderr]    Compiling futures v0.3.7
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling libp2prs-traits v0.1.0
[INFO] [stderr]    Compiling libp2prs-yamux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 11s
[INFO] running `Command { std: "docker" "inspect" "6a50875accceeb53da703d72910c14469a6a32a371b3fa4e7e8d79b85d6e8f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a50875accceeb53da703d72910c14469a6a32a371b3fa4e7e8d79b85d6e8f14", kill_on_drop: false }`
[INFO] [stdout] 6a50875accceeb53da703d72910c14469a6a32a371b3fa4e7e8d79b85d6e8f14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93d12ab4994149597df2b3c98de734b309e3702ed25ae809fdb85f7c5488e271
[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" "93d12ab4994149597df2b3c98de734b309e3702ed25ae809fdb85f7c5488e271", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling async-io v1.1.10
[INFO] [stderr]    Compiling async-executor v1.3.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling async-global-executor v1.4.2
[INFO] [stderr]    Compiling async-std v1.6.5
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling libp2prs-yamux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `libp2prs-yamux`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name yamux_tests --edition=2018 tests/yamux_tests.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=6af5b5457ba24e7a -C extra-filename=-6af5b5457ba24e7a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-c02a7178fc4d9577.rlib --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-264438498fd8fae1.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-8f475ca97d0bfeee.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-48b9bb2765e3a167.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-0c55b58ed6dfeaf1.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-c69b7c0b8b6d0118.rlib --extern futures_timer=/opt/rustwide/target/debug/deps/libfutures_timer-2458907d39d199c4.rlib --extern libp2prs_core=/opt/rustwide/target/debug/deps/liblibp2prs_core-294c068171e95985.rlib --extern libp2prs_traits=/opt/rustwide/target/debug/deps/liblibp2prs_traits-7a7ab2e305ffee2b.rlib --extern libp2prs_yamux=/opt/rustwide/target/debug/deps/liblibp2prs_yamux-fd92ab30fb4e486c.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-574ec1b45a6b839c.rlib --extern nohash_hasher=/opt/rustwide/target/debug/deps/libnohash_hasher-bc3294e778dfa438.rlib --extern quickcheck=/opt/rustwide/target/debug/deps/libquickcheck-9d171db14f2b25ee.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-b77130b8ad7aeb56.rlib --extern unsigned_varint=/opt/rustwide/target/debug/deps/libunsigned_varint-e533af8c0c07b423.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/ring-033f27e6c3a55cda/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "93d12ab4994149597df2b3c98de734b309e3702ed25ae809fdb85f7c5488e271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d12ab4994149597df2b3c98de734b309e3702ed25ae809fdb85f7c5488e271", kill_on_drop: false }`
[INFO] [stdout] 93d12ab4994149597df2b3c98de734b309e3702ed25ae809fdb85f7c5488e271