[INFO] fetching crate nonblocking_socket 0.0.2...
[INFO] checking nonblocking_socket-0.0.2 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate nonblocking_socket 0.0.2 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate nonblocking_socket 0.0.2 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nonblocking_socket 0.0.2
[INFO] finished tweaking crates.io crate nonblocking_socket 0.0.2
[INFO] tweaked toml for crates.io crate nonblocking_socket 0.0.2 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81e46f2271a78f7600d9191b1e39a6c53a03d3cc7e3bf32e8f8e44dab9d7e8fa
[INFO] running `Command { std: "docker" "start" "-a" "81e46f2271a78f7600d9191b1e39a6c53a03d3cc7e3bf32e8f8e44dab9d7e8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81e46f2271a78f7600d9191b1e39a6c53a03d3cc7e3bf32e8f8e44dab9d7e8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e46f2271a78f7600d9191b1e39a6c53a03d3cc7e3bf32e8f8e44dab9d7e8fa", kill_on_drop: false }`
[INFO] [stdout] 81e46f2271a78f7600d9191b1e39a6c53a03d3cc7e3bf32e8f8e44dab9d7e8fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57023405fc0a99f8263fd8675fcd12113b03d5747ae81195001b96e803215919
[INFO] running `Command { std: "docker" "start" "-a" "57023405fc0a99f8263fd8675fcd12113b03d5747ae81195001b96e803215919", kill_on_drop: false }`
[INFO] [stderr]     Checking nonblocking_socket v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:65:3
[INFO] [stdout]    |
[INFO] [stdout] 65 |         try!(set_blocking(fd, blocking));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:92:6
[INFO] [stdout]    |
[INFO] [stdout] 92 |         if try!(self.pending()) > 0 || self.blocking {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:65:3
[INFO] [stdout]    |
[INFO] [stdout] 65 |         try!(set_blocking(fd, blocking));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:92:6
[INFO] [stdout]    |
[INFO] [stdout] 92 |         if try!(self.pending()) > 0 || self.blocking {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:120:62
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let client = TcpStream::connect("127.0.0.1:34254").unwrap();;
[INFO] [stdout]     |                                                                 ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "57023405fc0a99f8263fd8675fcd12113b03d5747ae81195001b96e803215919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57023405fc0a99f8263fd8675fcd12113b03d5747ae81195001b96e803215919", kill_on_drop: false }`
[INFO] [stdout] 57023405fc0a99f8263fd8675fcd12113b03d5747ae81195001b96e803215919