[INFO] cloning repository https://github.com/mcginty/shoop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcginty/shoop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcginty%2Fshoop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcginty%2Fshoop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b263bb1ee3e27122ce94cc1fe450cda313afeb2e
[INFO] checking mcginty/shoop against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcginty%2Fshoop" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mcginty/shoop on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mcginty/shoop
[INFO] finished tweaking git repo https://github.com/mcginty/shoop
[INFO] tweaked toml for git repo https://github.com/mcginty/shoop written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mcginty/shoop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.2.17
[INFO] [stderr]   Downloaded structopt-derive v0.2.17
[INFO] [stderr]   Downloaded unix-daemonize v0.1.2
[INFO] [stderr]   Downloaded pbr v1.0.1
[INFO] [stderr]   Downloaded udt v0.2.0
[INFO] [stderr]   Downloaded libudt4-sys v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0365cfb4768aa592393a52901c3def52f50856cc335ef0f77695a52895176f98
[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" "0365cfb4768aa592393a52901c3def52f50856cc335ef0f77695a52895176f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0365cfb4768aa592393a52901c3def52f50856cc335ef0f77695a52895176f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0365cfb4768aa592393a52901c3def52f50856cc335ef0f77695a52895176f98", kill_on_drop: false }`
[INFO] [stdout] 0365cfb4768aa592393a52901c3def52f50856cc335ef0f77695a52895176f98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ec3cfd319349ea8a8880ce33d4b11d52bc2b58675b3ae62a6066b60dbd413d0
[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" "6ec3cfd319349ea8a8880ce33d4b11d52bc2b58675b3ae62a6066b60dbd413d0", 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 libc v0.2.58
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling shoop v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libudt4-sys v0.2.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking unix-daemonize v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking pbr v1.0.1
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]    Compiling structopt-derive v0.2.17
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking structopt v0.2.17
[INFO] [stderr]     Checking udt v0.2.0
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/connection/mod.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 |             total += try!(self.send(&buf[total..])) as usize;
[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/connection/mod.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |             total += try!(self.recv(&mut buf[total..], remaining)) as usize;
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/connection/mod.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     try!(sock.recv_exact(&mut len_buf, 4)); // u32
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/connection/mod.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     try!(sock.recv_exact(buf, len));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ssh.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!(Self::verify_command_exists("ssh"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:101:22
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let output = try!(command.arg(&self.hostname)
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 try!(self.exec(&Vec::new()))
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:124:28
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let raw_response = try!(String::from_utf8(output.stdout).map_err(|e| {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:134:28
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let code_int = try!(code.parse::<usize>().map_err(|_| {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:157:28
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let version_code = try!(version.parse::<usize>().map_err(|_| {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:168:32
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let addr: SocketAddr = try!(SocketAddr::from_str(&format!("{}:{}", ip, port)[..])
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:444:22
[INFO] [stdout]     |
[INFO] [stdout] 444 |         let offset = try!(self.recv_offset(client));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:450:9
[INFO] [stdout]     |
[INFO] [stdout] 450 |         try!(self.send_remaining(client, remaining));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/connection/mod.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 |             total += try!(self.send(&buf[total..])) as usize;
[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/connection/mod.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |             total += try!(self.recv(&mut buf[total..], remaining)) as usize;
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/connection/mod.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     try!(sock.recv_exact(&mut len_buf, 4)); // u32
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/connection/mod.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     try!(sock.recv_exact(buf, len));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ssh.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!(Self::verify_command_exists("ssh"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:101:22
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let output = try!(command.arg(&self.hostname)
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 try!(self.exec(&Vec::new()))
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:124:28
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let raw_response = try!(String::from_utf8(output.stdout).map_err(|e| {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:134:28
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let code_int = try!(code.parse::<usize>().map_err(|_| {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:157:28
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let version_code = try!(version.parse::<usize>().map_err(|_| {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ssh.rs:168:32
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let addr: SocketAddr = try!(SocketAddr::from_str(&format!("{}:{}", ip, port)[..])
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:444:22
[INFO] [stdout]     |
[INFO] [stdout] 444 |         let offset = try!(self.recv_offset(client));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:450:9
[INFO] [stdout]     |
[INFO] [stdout] 450 |         try!(self.send_remaining(client, remaining));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Distribution`, `Uniform`
[INFO] [stdout]    --> src/connection/crypto.rs:192:37
[INFO] [stdout]     |
[INFO] [stdout] 192 |         use ::rand::distributions::{Distribution, Uniform};
[INFO] [stdout]     |                                     ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.97s
[INFO] running `Command { std: "docker" "inspect" "6ec3cfd319349ea8a8880ce33d4b11d52bc2b58675b3ae62a6066b60dbd413d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec3cfd319349ea8a8880ce33d4b11d52bc2b58675b3ae62a6066b60dbd413d0", kill_on_drop: false }`
[INFO] [stdout] 6ec3cfd319349ea8a8880ce33d4b11d52bc2b58675b3ae62a6066b60dbd413d0