[INFO] fetching crate gopher-core 0.5.0...
[INFO] testing gopher-core-0.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate gopher-core 0.5.0 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate gopher-core 0.5.0 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 gopher-core 0.5.0
[INFO] finished tweaking crates.io crate gopher-core 0.5.0
[INFO] tweaked toml for crates.io crate gopher-core 0.5.0 written to /workspace/builds/worker-66/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 4a525444ce5a81f7f5f2d3844629f90f2b64c0cb7e74f1d6f0d7c494a1c41ac3
[INFO] running `Command { std: "docker" "start" "-a" "4a525444ce5a81f7f5f2d3844629f90f2b64c0cb7e74f1d6f0d7c494a1c41ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a525444ce5a81f7f5f2d3844629f90f2b64c0cb7e74f1d6f0d7c494a1c41ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a525444ce5a81f7f5f2d3844629f90f2b64c0cb7e74f1d6f0d7c494a1c41ac3", kill_on_drop: false }`
[INFO] [stdout] 4a525444ce5a81f7f5f2d3844629f90f2b64c0cb7e74f1d6f0d7c494a1c41ac3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] d623170584ed267ed7860ad1e7a2ec07ffb68917606726fe427438ad7d051de6
[INFO] running `Command { std: "docker" "start" "-a" "d623170584ed267ed7860ad1e7a2ec07ffb68917606726fe427438ad7d051de6", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling gopher-core v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.20s
[INFO] running `Command { std: "docker" "inspect" "d623170584ed267ed7860ad1e7a2ec07ffb68917606726fe427438ad7d051de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d623170584ed267ed7860ad1e7a2ec07ffb68917606726fe427438ad7d051de6", kill_on_drop: false }`
[INFO] [stdout] d623170584ed267ed7860ad1e7a2ec07ffb68917606726fe427438ad7d051de6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 168235b14de3971d831e15d231365370a7a1149c46a9859e276d9f4049bc9d5a
[INFO] running `Command { std: "docker" "start" "-a" "168235b14de3971d831e15d231365370a7a1149c46a9859e276d9f4049bc9d5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-core v0.1.18
[INFO] [stderr]    Compiling gopher-core v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `tokio_io::AsyncRead::framed`: Use tokio_codec::Decoder::framed instead
[INFO] [stdout]   --> examples/hello.rs:77:39
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let (writer, reader) = socket.framed(ServerCodec).split();
[INFO] [stdout]    |                                       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.00s
[INFO] running `Command { std: "docker" "inspect" "168235b14de3971d831e15d231365370a7a1149c46a9859e276d9f4049bc9d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "168235b14de3971d831e15d231365370a7a1149c46a9859e276d9f4049bc9d5a", kill_on_drop: false }`
[INFO] [stdout] 168235b14de3971d831e15d231365370a7a1149c46a9859e276d9f4049bc9d5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] e8e591d8164a1a2f8a211b253114a861221ea00bad7ddb22b9748a432bd272ab
[INFO] running `Command { std: "docker" "start" "-a" "e8e591d8164a1a2f8a211b253114a861221ea00bad7ddb22b9748a432bd272ab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated associated function `tokio_io::AsyncRead::framed`: Use tokio_codec::Decoder::framed instead
[INFO] [stderr]   --> examples/hello.rs:77:39
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let (writer, reader) = socket.framed(ServerCodec).split();
[INFO] [stderr]    |                                       ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gopher-core` (example "hello") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gopher_core-fd1566017d539273)
[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] [stderr]    Doc-tests gopher-core
[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" "e8e591d8164a1a2f8a211b253114a861221ea00bad7ddb22b9748a432bd272ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e591d8164a1a2f8a211b253114a861221ea00bad7ddb22b9748a432bd272ab", kill_on_drop: false }`
[INFO] [stdout] e8e591d8164a1a2f8a211b253114a861221ea00bad7ddb22b9748a432bd272ab