[INFO] fetching crate mirai 0.0.4...
[INFO] testing mirai-0.0.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mirai 0.0.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mirai 0.0.4 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 mirai 0.0.4
[INFO] finished tweaking crates.io crate mirai 0.0.4
[INFO] tweaked toml for crates.io crate mirai 0.0.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 029657b9d094496ea291a575037263d58af67b29adcfba26de92603672b0eb98
[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" "029657b9d094496ea291a575037263d58af67b29adcfba26de92603672b0eb98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "029657b9d094496ea291a575037263d58af67b29adcfba26de92603672b0eb98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "029657b9d094496ea291a575037263d58af67b29adcfba26de92603672b0eb98", kill_on_drop: false }`
[INFO] [stdout] 029657b9d094496ea291a575037263d58af67b29adcfba26de92603672b0eb98
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba4f3fb1a7fc90ead204fb8787ab0b3f28ecb106658a9594147581be8ac868ee
[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" "ba4f3fb1a7fc90ead204fb8787ab0b3f28ecb106658a9594147581be8ac868ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling mirai v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.78s
[INFO] running `Command { std: "docker" "inspect" "ba4f3fb1a7fc90ead204fb8787ab0b3f28ecb106658a9594147581be8ac868ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4f3fb1a7fc90ead204fb8787ab0b3f28ecb106658a9594147581be8ac868ee", kill_on_drop: false }`
[INFO] [stdout] ba4f3fb1a7fc90ead204fb8787ab0b3f28ecb106658a9594147581be8ac868ee
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3151aa78b3bbbac172cb503d64794c97f52f4284bcc12ff6854bf3f9d135e78
[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" "c3151aa78b3bbbac172cb503d64794c97f52f4284bcc12ff6854bf3f9d135e78", kill_on_drop: false }`
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling sharded-slab v0.1.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling mirai v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 40.01s
[INFO] running `Command { std: "docker" "inspect" "c3151aa78b3bbbac172cb503d64794c97f52f4284bcc12ff6854bf3f9d135e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3151aa78b3bbbac172cb503d64794c97f52f4284bcc12ff6854bf3f9d135e78", kill_on_drop: false }`
[INFO] [stdout] c3151aa78b3bbbac172cb503d64794c97f52f4284bcc12ff6854bf3f9d135e78
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db08a611fc1b0fdbd036f23486f3ddc068568120e3555a8ac789968f3654dcd8
[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" "db08a611fc1b0fdbd036f23486f3ddc068568120e3555a8ac789968f3654dcd8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mirai-6a14c1a21b8c0c71
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::recycle_token ... ok
[INFO] [stdout] Jan 05 01:21:17.175  INFO mirai::tcp::tests: Preparing test
[INFO] [stdout] Jan 05 01:21:17.175  INFO mirai::tcp::tests: Binding TcpListenerStream
[INFO] [stdout] Jan 05 01:21:17.169  INFO mirai::udp::tests: Preparing test
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::tcp::tests: Starting reactor
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::udp::tests: Binding UdpSockets
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::tcp::tests: Connecting to server
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::udp::tests: Starting reactor
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::tcp::tests: Splitting remote
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::tcp::tests: Blocking on recv connection
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::udp::tests: Blocking on Send
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::udp::tests: Blocking on Recv
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::tcp::tests: Splitting local
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::tcp::tests: Blocking on Send
[INFO] [stdout] Jan 05 01:21:17.176  INFO mirai::tcp::tests: Blocking on Recv
[INFO] [stdout] test udp::tests::can_await_send_and_recv ... ok
[INFO] [stdout] Jan 05 01:21:17.177  INFO mirai::tcp::tests: recv_buffer.len(): 24
[INFO] [stdout] test tcp::tests::can_await_send_and_recv ... ok
[INFO] [stdout] Jan 05 01:21:17.169 TRACE mirai::tcp: Poll write would block, returning pending
[INFO] [stdout] Jan 05 01:21:17.172  INFO mirai::udp::tests: Preparing test
[INFO] [stdout] Jan 05 01:21:17.179  INFO mirai::udp::tests: Binding UdpSockets
[INFO] [stdout] Jan 05 01:21:17.179  INFO mirai::udp::tests: Starting reactor
[INFO] [stdout] Jan 05 01:21:17.180  INFO mirai::udp::tests: Blocking on Send
[INFO] [stdout] Jan 05 01:21:17.180  INFO mirai::udp::tests: Blocking on Recv
[INFO] [stdout] test tcp::tests::can_await_connections ... ok
[INFO] [stdout] test udp::tests::can_await_send_to_and_recv_from ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mirai
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db08a611fc1b0fdbd036f23486f3ddc068568120e3555a8ac789968f3654dcd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db08a611fc1b0fdbd036f23486f3ddc068568120e3555a8ac789968f3654dcd8", kill_on_drop: false }`
[INFO] [stdout] db08a611fc1b0fdbd036f23486f3ddc068568120e3555a8ac789968f3654dcd8