[INFO] cloning repository https://github.com/jfornoff/rust-socket-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jfornoff/rust-socket-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfornoff%2Frust-socket-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfornoff%2Frust-socket-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57fc4973ee37953734013b0c3e1f87c1dcc56387
[INFO] testing jfornoff/rust-socket-playground against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfornoff%2Frust-socket-playground" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jfornoff/rust-socket-playground on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jfornoff/rust-socket-playground
[INFO] finished tweaking git repo https://github.com/jfornoff/rust-socket-playground
[INFO] tweaked toml for git repo https://github.com/jfornoff/rust-socket-playground written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jfornoff/rust-socket-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c18780df71b98a91519f06a7cf9248c414a437fe04629160c68bf8fbf14d3c7
[INFO] running `Command { std: "docker" "start" "-a" "2c18780df71b98a91519f06a7cf9248c414a437fe04629160c68bf8fbf14d3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c18780df71b98a91519f06a7cf9248c414a437fe04629160c68bf8fbf14d3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c18780df71b98a91519f06a7cf9248c414a437fe04629160c68bf8fbf14d3c7", kill_on_drop: false }`
[INFO] [stdout] 2c18780df71b98a91519f06a7cf9248c414a437fe04629160c68bf8fbf14d3c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c74959793eea504f21d00f4d88896f1eb47de5cbaf0d50eab85694ac61086596
[INFO] running `Command { std: "docker" "start" "-a" "c74959793eea504f21d00f4d88896f1eb47de5cbaf0d50eab85694ac61086596", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling libc v0.2.34 (https://github.com/rust-lang/libc#b080eb5c)
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling nix v0.10.0-pre (https://github.com/jfornoff/nix.git#8441e91b)
[INFO] [stderr]    Compiling rust-socket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/main.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RawFd`
[INFO] [stdout]  --> src/main.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::os::unix::io::{AsRawFd, RawFd};
[INFO] [stdout]   |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `Command { std: "docker" "inspect" "c74959793eea504f21d00f4d88896f1eb47de5cbaf0d50eab85694ac61086596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74959793eea504f21d00f4d88896f1eb47de5cbaf0d50eab85694ac61086596", kill_on_drop: false }`
[INFO] [stdout] c74959793eea504f21d00f4d88896f1eb47de5cbaf0d50eab85694ac61086596
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b3a8e06429ebf091610bf131568937f0c7ee0f91fd3d8614a084215f62ae169
[INFO] running `Command { std: "docker" "start" "-a" "5b3a8e06429ebf091610bf131568937f0c7ee0f91fd3d8614a084215f62ae169", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-socket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/main.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RawFd`
[INFO] [stdout]  --> src/main.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::os::unix::io::{AsRawFd, RawFd};
[INFO] [stdout]   |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "5b3a8e06429ebf091610bf131568937f0c7ee0f91fd3d8614a084215f62ae169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b3a8e06429ebf091610bf131568937f0c7ee0f91fd3d8614a084215f62ae169", kill_on_drop: false }`
[INFO] [stdout] 5b3a8e06429ebf091610bf131568937f0c7ee0f91fd3d8614a084215f62ae169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33371363bc455643bf6442dbe5356ac6df6fa025af3779521d4ba03cec6eb7dd
[INFO] running `Command { std: "docker" "start" "-a" "33371363bc455643bf6442dbe5356ac6df6fa025af3779521d4ba03cec6eb7dd", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/main.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::net::{TcpListener, TcpStream};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RawFd`
[INFO] [stderr]  --> src/main.rs:4:34
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::os::unix::io::{AsRawFd, RawFd};
[INFO] [stderr]   |                                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-socket` (bin "rust-socket" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_socket-ae547c8c9e1e4b39)
[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" "33371363bc455643bf6442dbe5356ac6df6fa025af3779521d4ba03cec6eb7dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33371363bc455643bf6442dbe5356ac6df6fa025af3779521d4ba03cec6eb7dd", kill_on_drop: false }`
[INFO] [stdout] 33371363bc455643bf6442dbe5356ac6df6fa025af3779521d4ba03cec6eb7dd