[INFO] fetching crate mirai 0.0.4...
[INFO] testing mirai-0.0.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mirai 0.0.4 into /workspace/builds/worker-45/source
[INFO] validating manifest of crates.io crate mirai 0.0.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-45/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05273a5e85ab3a28602e528ee3a923a96c1bfd6f39c40ca88fd6ff6eeea4a78b
[INFO] running `Command { std: "docker" "start" "-a" "05273a5e85ab3a28602e528ee3a923a96c1bfd6f39c40ca88fd6ff6eeea4a78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05273a5e85ab3a28602e528ee3a923a96c1bfd6f39c40ca88fd6ff6eeea4a78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05273a5e85ab3a28602e528ee3a923a96c1bfd6f39c40ca88fd6ff6eeea4a78b", kill_on_drop: false }`
[INFO] [stdout] 05273a5e85ab3a28602e528ee3a923a96c1bfd6f39c40ca88fd6ff6eeea4a78b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f0a04c8f76961504ea96bfa5005ab2d9e0675e43746babb1ced287f2c144934
[INFO] running `Command { std: "docker" "start" "-a" "3f0a04c8f76961504ea96bfa5005ab2d9e0675e43746babb1ced287f2c144934", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling mirai v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.00s
[INFO] running `Command { std: "docker" "inspect" "3f0a04c8f76961504ea96bfa5005ab2d9e0675e43746babb1ced287f2c144934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f0a04c8f76961504ea96bfa5005ab2d9e0675e43746babb1ced287f2c144934", kill_on_drop: false }`
[INFO] [stdout] 3f0a04c8f76961504ea96bfa5005ab2d9e0675e43746babb1ced287f2c144934
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58bc9c6c30a7f589e42262472d98725d6886896210ee4093e474303577653a75
[INFO] running `Command { std: "docker" "start" "-a" "58bc9c6c30a7f589e42262472d98725d6886896210ee4093e474303577653a75", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling sharded-slab v0.1.3
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling tracing-subscriber v0.2.20
[INFO] [stderr]    Compiling mirai v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.19s
[INFO] running `Command { std: "docker" "inspect" "58bc9c6c30a7f589e42262472d98725d6886896210ee4093e474303577653a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58bc9c6c30a7f589e42262472d98725d6886896210ee4093e474303577653a75", kill_on_drop: false }`
[INFO] [stdout] 58bc9c6c30a7f589e42262472d98725d6886896210ee4093e474303577653a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b08eb02044f12a50be81ba2e891c8efbc23c7ed72e1f37b783c344b9045ea75
[INFO] running `Command { std: "docker" "start" "-a" "5b08eb02044f12a50be81ba2e891c8efbc23c7ed72e1f37b783c344b9045ea75", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mirai-ae2388793c20db8b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::recycle_token ... ok
[INFO] [stdout] Sep 11 02:55:37.007 TRACE mirai::tcp: Poll write would block, returning pending
[INFO] [stdout] Sep 11 02:55:37.008  INFO mirai::tcp::tests: Preparing test
[INFO] [stdout] Sep 11 02:55:37.009  INFO mirai::udp::tests: Preparing test
[INFO] [stdout] Sep 11 02:55:37.009  INFO mirai::udp::tests: Preparing test
[INFO] [stdout] Sep 11 02:55:37.009  INFO mirai::udp::tests: Binding UdpSockets
[INFO] [stdout] Sep 11 02:55:37.010  INFO mirai::udp::tests: Binding UdpSockets
[INFO] [stdout] Sep 11 02:55:37.010  INFO mirai::tcp::tests: Binding TcpListenerStream
[INFO] [stdout] test tcp::tests::can_await_connections ... Sep 11 02:55:37.010  INFO mirai::tcp::tests: Starting reactor
[INFO] [stdout] ok
[INFO] [stdout] Sep 11 02:55:37.010  INFO mirai::udp::tests: Starting reactor
[INFO] [stdout] Sep 11 02:55:37.010  INFO mirai::udp::tests: Starting reactor
[INFO] [stdout] Sep 11 02:55:37.010  INFO mirai::tcp::tests: Connecting to server
[INFO] [stdout] Sep 11 02:55:37.010  INFO mirai::tcp::tests: Splitting remote
[INFO] [stdout] Sep 11 02:55:37.010  INFO mirai::tcp::tests: Blocking on recv connection
[INFO] [stdout] Sep 11 02:55:37.010  INFO mirai::tcp::tests: Splitting local
[INFO] [stdout] Sep 11 02:55:37.010  INFO mirai::tcp::tests: Blocking on Send
[INFO] [stdout] Sep 11 02:55:37.011  INFO mirai::tcp::tests: Blocking on Recv
[INFO] [stdout] Sep 11 02:55:37.011  INFO mirai::tcp::tests: recv_buffer.len(): 24
[INFO] [stdout] Sep 11 02:55:37.011  INFO mirai::udp::tests: Blocking on Send
[INFO] [stdout] Sep 11 02:55:37.011  INFO mirai::udp::tests: Blocking on Recv
[INFO] [stdout] test tcp::tests::can_await_send_and_recv ... ok
[INFO] [stdout] test udp::tests::can_await_send_to_and_recv_from ... ok
[INFO] [stdout] Sep 11 02:55:37.012  INFO mirai::udp::tests: Blocking on Send
[INFO] [stdout] Sep 11 02:55:37.012  INFO mirai::udp::tests: Blocking on Recv
[INFO] [stdout] test udp::tests::can_await_send_and_recv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5b08eb02044f12a50be81ba2e891c8efbc23c7ed72e1f37b783c344b9045ea75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b08eb02044f12a50be81ba2e891c8efbc23c7ed72e1f37b783c344b9045ea75", kill_on_drop: false }`
[INFO] [stdout] 5b08eb02044f12a50be81ba2e891c8efbc23c7ed72e1f37b783c344b9045ea75