Aug 11 18:54:10.276 INFO checking boondock-0.0.47 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 18:54:10.276 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 18:54:10.276 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 18:54:10.276 INFO running `"docker" "create" "-v" "/tmp/crater.oGSqOV76MtMl:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-7/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 18:54:10.482 INFO blam! ec0ba748033560639dfc30a0bb037189184982ca82b9d08e2f17e1438d88bdff
Aug 11 18:54:10.484 INFO running `"docker" "start" "-a" "ec0ba748033560639dfc30a0bb037189184982ca82b9d08e2f17e1438d88bdff"`
Aug 11 18:54:11.572 INFO kablam!     Checking boondock v0.0.47 (file:///source)
Aug 11 18:54:14.301 INFO kablam! warning: unused import: `std`
Aug 11 18:54:14.301 INFO kablam!  --> src/util.rs:1:5
Aug 11 18:54:14.301 INFO kablam!   |
Aug 11 18:54:14.302 INFO kablam! 1 | use std;
Aug 11 18:54:14.302 INFO kablam!   |     ^^^
Aug 11 18:54:14.302 INFO kablam!   |
Aug 11 18:54:14.302 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 11 18:54:14.302 INFO kablam! 
Aug 11 18:54:14.302 INFO kablam! warning: unused import: `std`
Aug 11 18:54:14.302 INFO kablam!  --> src/unix.rs:1:5
Aug 11 18:54:14.302 INFO kablam!   |
Aug 11 18:54:14.302 INFO kablam! 1 | use std;
Aug 11 18:54:14.302 INFO kablam!   |     ^^^
Aug 11 18:54:14.302 INFO kablam! 
Aug 11 18:54:14.302 INFO kablam! warning: unused import: `ToSocketAddrs`
Aug 11 18:54:14.302 INFO kablam!  --> src/unix.rs:5:28
Aug 11 18:54:14.302 INFO kablam!   |
Aug 11 18:54:14.302 INFO kablam! 5 | use std::net::{SocketAddr, ToSocketAddrs, SocketAddrV4, Ipv4Addr, Shutdown};
Aug 11 18:54:14.302 INFO kablam!   |                            ^^^^^^^^^^^^^
Aug 11 18:54:14.302 INFO kablam! 
Aug 11 18:54:14.303 INFO kablam! warning: unused import: `std`
Aug 11 18:54:14.303 INFO kablam!  --> src/docker.rs:1:5
Aug 11 18:54:14.303 INFO kablam!   |
Aug 11 18:54:14.303 INFO kablam! 1 | use std;
Aug 11 18:54:14.303 INFO kablam!   |     ^^^
Aug 11 18:54:14.303 INFO kablam! 
Aug 11 18:54:14.303 INFO kablam! warning: unused import: `std::collections::BTreeMap`
Aug 11 18:54:14.303 INFO kablam!  --> src/docker.rs:2:5
Aug 11 18:54:14.303 INFO kablam!   |
Aug 11 18:54:14.303 INFO kablam! 2 | use std::collections::BTreeMap;
Aug 11 18:54:14.303 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:14.303 INFO kablam! 
Aug 11 18:54:14.303 INFO kablam! warning: unused import: `self`
Aug 11 18:54:14.303 INFO kablam!  --> src/docker.rs:6:15
Aug 11 18:54:14.303 INFO kablam!   |
Aug 11 18:54:14.303 INFO kablam! 6 | use std::io::{self, Read};
Aug 11 18:54:14.303 INFO kablam!   |               ^^^^
Aug 11 18:54:14.303 INFO kablam! 
Aug 11 18:54:14.303 INFO kablam! warning: unused import: `hyper`
Aug 11 18:54:14.303 INFO kablam!  --> src/docker.rs:7:5
Aug 11 18:54:14.304 INFO kablam!   |
Aug 11 18:54:14.304 INFO kablam! 7 | use hyper;
Aug 11 18:54:14.304 INFO kablam!   |     ^^^^^
Aug 11 18:54:14.304 INFO kablam! 
Aug 11 18:54:14.304 INFO kablam! warning: unused import: `openssl::ssl::error::SslError`
Aug 11 18:54:14.304 INFO kablam!   --> src/docker.rs:18:5
Aug 11 18:54:14.304 INFO kablam!    |
Aug 11 18:54:14.304 INFO kablam! 18 | use openssl::ssl::error::SslError;
Aug 11 18:54:14.304 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:14.304 INFO kablam! 
Aug 11 18:54:14.304 INFO kablam! warning: unused import: `rustc_serialize::json`
Aug 11 18:54:14.304 INFO kablam!  --> src/errors.rs:4:5
Aug 11 18:54:14.304 INFO kablam!   |
Aug 11 18:54:14.304 INFO kablam! 4 | use rustc_serialize::json;
Aug 11 18:54:14.304 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:14.304 INFO kablam! 
Aug 11 18:54:14.305 INFO kablam! warning: unused import: `rustc_serialize::json`
Aug 11 18:54:14.305 INFO kablam!  --> src/container.rs:1:5
Aug 11 18:54:14.305 INFO kablam!   |
Aug 11 18:54:14.305 INFO kablam! 1 | use rustc_serialize::json;
Aug 11 18:54:14.305 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:14.306 INFO kablam! 
Aug 11 18:54:14.306 INFO kablam! warning: unused import: `std::error::Error`
Aug 11 18:54:14.306 INFO kablam!  --> src/container.rs:3:5
Aug 11 18:54:14.306 INFO kablam!   |
Aug 11 18:54:14.306 INFO kablam! 3 | use std::error::Error;
Aug 11 18:54:14.306 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Aug 11 18:54:14.306 INFO kablam! 
Aug 11 18:54:14.311 INFO kablam! warning: unused import: `std`
Aug 11 18:54:14.311 INFO kablam!  --> src/stats.rs:3:5
Aug 11 18:54:14.311 INFO kablam!   |
Aug 11 18:54:14.312 INFO kablam! 3 | use std;
Aug 11 18:54:14.312 INFO kablam!   |     ^^^
Aug 11 18:54:14.312 INFO kablam! 
Aug 11 18:54:14.371 INFO kablam! warning: unused import: `std`
Aug 11 18:54:14.371 INFO kablam!  --> src/util.rs:1:5
Aug 11 18:54:14.371 INFO kablam!   |
Aug 11 18:54:14.371 INFO kablam! 1 | use std;
Aug 11 18:54:14.371 INFO kablam!   |     ^^^
Aug 11 18:54:14.371 INFO kablam!   |
Aug 11 18:54:14.371 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 11 18:54:14.371 INFO kablam! 
Aug 11 18:54:14.371 INFO kablam! warning: unused import: `std`
Aug 11 18:54:14.371 INFO kablam!  --> src/unix.rs:1:5
Aug 11 18:54:14.371 INFO kablam!   |
Aug 11 18:54:14.371 INFO kablam! 1 | use std;
Aug 11 18:54:14.371 INFO kablam!   |     ^^^
Aug 11 18:54:14.371 INFO kablam! 
Aug 11 18:54:14.371 INFO kablam! warning: unused import: `ToSocketAddrs`
Aug 11 18:54:14.371 INFO kablam!  --> src/unix.rs:5:28
Aug 11 18:54:14.371 INFO kablam!   |
Aug 11 18:54:14.371 INFO kablam! 5 | use std::net::{SocketAddr, ToSocketAddrs, SocketAddrV4, Ipv4Addr, Shutdown};
Aug 11 18:54:14.371 INFO kablam!   |                            ^^^^^^^^^^^^^
Aug 11 18:54:14.371 INFO kablam! 
Aug 11 18:54:14.371 INFO kablam! warning: unused import: `std`
Aug 11 18:54:14.371 INFO kablam!  --> src/docker.rs:1:5
Aug 11 18:54:14.371 INFO kablam!   |
Aug 11 18:54:14.371 INFO kablam! 1 | use std;
Aug 11 18:54:14.371 INFO kablam!   |     ^^^
Aug 11 18:54:14.371 INFO kablam! 
Aug 11 18:54:14.372 INFO kablam! warning: unused import: `std::collections::BTreeMap`
Aug 11 18:54:14.372 INFO kablam!  --> src/docker.rs:2:5
Aug 11 18:54:14.372 INFO kablam!   |
Aug 11 18:54:14.372 INFO kablam! 2 | use std::collections::BTreeMap;
Aug 11 18:54:14.372 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:14.372 INFO kablam! 
Aug 11 18:54:14.372 INFO kablam! warning: unused import: `self`
Aug 11 18:54:14.372 INFO kablam!  --> src/docker.rs:6:15
Aug 11 18:54:14.372 INFO kablam!   |
Aug 11 18:54:14.372 INFO kablam! 6 | use std::io::{self, Read};
Aug 11 18:54:14.372 INFO kablam!   |               ^^^^
Aug 11 18:54:14.372 INFO kablam! 
Aug 11 18:54:14.372 INFO kablam! warning: unused import: `hyper`
Aug 11 18:54:14.372 INFO kablam!  --> src/docker.rs:7:5
Aug 11 18:54:14.372 INFO kablam!   |
Aug 11 18:54:14.372 INFO kablam! 7 | use hyper;
Aug 11 18:54:14.372 INFO kablam!   |     ^^^^^
Aug 11 18:54:14.372 INFO kablam! 
Aug 11 18:54:14.372 INFO kablam! warning: unused import: `openssl::ssl::error::SslError`
Aug 11 18:54:14.372 INFO kablam!   --> src/docker.rs:18:5
Aug 11 18:54:14.372 INFO kablam!    |
Aug 11 18:54:14.372 INFO kablam! 18 | use openssl::ssl::error::SslError;
Aug 11 18:54:14.372 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:14.372 INFO kablam! 
Aug 11 18:54:14.380 INFO kablam! warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Aug 11 18:54:14.380 INFO kablam!   --> src/docker.rs:56:25
Aug 11 18:54:14.380 INFO kablam!    |
Aug 11 18:54:14.380 INFO kablam! 56 |         let home = try!(env::home_dir()
Aug 11 18:54:14.381 INFO kablam!    |                         ^^^^^^^^^^^^^
Aug 11 18:54:14.381 INFO kablam!    |
Aug 11 18:54:14.381 INFO kablam!    = note: #[warn(deprecated)] on by default
Aug 11 18:54:14.381 INFO kablam! 
Aug 11 18:54:14.381 INFO kablam! warning: unused import: `rustc_serialize::json`
Aug 11 18:54:14.381 INFO kablam!  --> src/errors.rs:4:5
Aug 11 18:54:14.382 INFO kablam!   |
Aug 11 18:54:14.382 INFO kablam! 4 | use rustc_serialize::json;
Aug 11 18:54:14.382 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:14.382 INFO kablam! 
Aug 11 18:54:14.382 INFO kablam! warning: unused import: `rustc_serialize::json`
Aug 11 18:54:14.383 INFO kablam!  --> src/container.rs:1:5
Aug 11 18:54:14.383 INFO kablam!   |
Aug 11 18:54:14.383 INFO kablam! 1 | use rustc_serialize::json;
Aug 11 18:54:14.383 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:14.383 INFO kablam! 
Aug 11 18:54:14.383 INFO kablam! warning: unused import: `std::error::Error`
Aug 11 18:54:14.383 INFO kablam!  --> src/container.rs:3:5
Aug 11 18:54:14.383 INFO kablam!   |
Aug 11 18:54:14.383 INFO kablam! 3 | use std::error::Error;
Aug 11 18:54:14.383 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Aug 11 18:54:14.383 INFO kablam! 
Aug 11 18:54:14.388 INFO kablam! warning: unused import: `std`
Aug 11 18:54:14.388 INFO kablam!  --> src/stats.rs:3:5
Aug 11 18:54:14.388 INFO kablam!   |
Aug 11 18:54:14.388 INFO kablam! 3 | use std;
Aug 11 18:54:14.388 INFO kablam!   |     ^^^
Aug 11 18:54:14.388 INFO kablam! 
Aug 11 18:54:14.498 INFO kablam! warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Aug 11 18:54:14.498 INFO kablam!   --> src/docker.rs:56:25
Aug 11 18:54:14.498 INFO kablam!    |
Aug 11 18:54:14.498 INFO kablam! 56 |         let home = try!(env::home_dir()
Aug 11 18:54:14.498 INFO kablam!    |                         ^^^^^^^^^^^^^
Aug 11 18:54:14.498 INFO kablam!    |
Aug 11 18:54:14.498 INFO kablam!    = note: #[warn(deprecated)] on by default
Aug 11 18:54:14.499 INFO kablam! 
Aug 11 18:54:16.695 INFO kablam! warning: unused variable: `host`
Aug 11 18:54:16.695 INFO kablam!    --> src/unix.rs:116:23
Aug 11 18:54:16.695 INFO kablam!     |
Aug 11 18:54:16.695 INFO kablam! 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Aug 11 18:54:16.695 INFO kablam!     |                       ^^^^ help: consider using `_host` instead
Aug 11 18:54:16.695 INFO kablam!     |
Aug 11 18:54:16.695 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 11 18:54:16.695 INFO kablam! 
Aug 11 18:54:16.696 INFO kablam! warning: unused variable: `port`
Aug 11 18:54:16.696 INFO kablam!    --> src/unix.rs:116:35
Aug 11 18:54:16.696 INFO kablam!     |
Aug 11 18:54:16.696 INFO kablam! 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Aug 11 18:54:16.696 INFO kablam!     |                                   ^^^^ help: consider using `_port` instead
Aug 11 18:54:16.696 INFO kablam! 
Aug 11 18:54:16.696 INFO kablam! warning: unused variable: `scheme`
Aug 11 18:54:16.696 INFO kablam!    --> src/unix.rs:116:46
Aug 11 18:54:16.696 INFO kablam!     |
Aug 11 18:54:16.696 INFO kablam! 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Aug 11 18:54:16.696 INFO kablam!     |                                              ^^^^^^ help: consider using `_scheme` instead
Aug 11 18:54:16.696 INFO kablam! 
Aug 11 18:54:17.145 INFO kablam! warning: unused variable: `host`
Aug 11 18:54:17.145 INFO kablam!    --> src/unix.rs:116:23
Aug 11 18:54:17.145 INFO kablam!     |
Aug 11 18:54:17.145 INFO kablam! 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Aug 11 18:54:17.145 INFO kablam!     |                       ^^^^ help: consider using `_host` instead
Aug 11 18:54:17.146 INFO kablam!     |
Aug 11 18:54:17.146 INFO kablam!     = note: #[warn(unused_variables)] on by default
Aug 11 18:54:17.146 INFO kablam! 
Aug 11 18:54:17.147 INFO kablam! warning: unused variable: `port`
Aug 11 18:54:17.147 INFO kablam!    --> src/unix.rs:116:35
Aug 11 18:54:17.147 INFO kablam!     |
Aug 11 18:54:17.147 INFO kablam! 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Aug 11 18:54:17.147 INFO kablam!     |                                   ^^^^ help: consider using `_port` instead
Aug 11 18:54:17.147 INFO kablam! 
Aug 11 18:54:17.147 INFO kablam! warning: unused variable: `scheme`
Aug 11 18:54:17.147 INFO kablam!    --> src/unix.rs:116:46
Aug 11 18:54:17.147 INFO kablam!     |
Aug 11 18:54:17.147 INFO kablam! 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Aug 11 18:54:17.147 INFO kablam!     |                                              ^^^^^^ help: consider using `_scheme` instead
Aug 11 18:54:17.148 INFO kablam! 
Aug 11 18:54:17.529 INFO kablam! warning: struct is never constructed: `MemoryStream`
Aug 11 18:54:17.529 INFO kablam!  --> src/util.rs:8:1
Aug 11 18:54:17.529 INFO kablam!   |
Aug 11 18:54:17.529 INFO kablam! 8 | pub struct MemoryStream {
Aug 11 18:54:17.529 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:17.529 INFO kablam!   |
Aug 11 18:54:17.529 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 11 18:54:17.529 INFO kablam! 
Aug 11 18:54:17.530 INFO kablam! warning: method is never used: `with_input`
Aug 11 18:54:17.530 INFO kablam!   --> src/util.rs:14:5
Aug 11 18:54:17.530 INFO kablam!    |
Aug 11 18:54:17.530 INFO kablam! 14 |     pub fn with_input(input: &[u8]) -> MemoryStream {
Aug 11 18:54:17.530 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:17.530 INFO kablam! 
Aug 11 18:54:17.530 INFO kablam! warning: method is never used: `into_inner`
Aug 11 18:54:17.530 INFO kablam!   --> src/util.rs:21:5
Aug 11 18:54:17.530 INFO kablam!    |
Aug 11 18:54:17.530 INFO kablam! 21 |     pub fn into_inner(self) -> Vec<u8> {
Aug 11 18:54:17.530 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:17.530 INFO kablam! 
Aug 11 18:54:18.354 INFO kablam! warning: function is never used: `get_containers_response_long`
Aug 11 18:54:18.354 INFO kablam!    --> src/test.rs:134:1
Aug 11 18:54:18.354 INFO kablam!     |
Aug 11 18:54:18.354 INFO kablam! 134 | fn get_containers_response_long() -> String {
Aug 11 18:54:18.354 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:18.354 INFO kablam!     |
Aug 11 18:54:18.354 INFO kablam!     = note: #[warn(dead_code)] on by default
Aug 11 18:54:18.354 INFO kablam! 
Aug 11 18:54:18.372 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 11 18:54:18.372 INFO kablam!    --> src/test.rs:177:5
Aug 11 18:54:18.372 INFO kablam!     |
Aug 11 18:54:18.372 INFO kablam! 177 |     writer.write(s1.as_bytes());
Aug 11 18:54:18.372 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:18.372 INFO kablam!     |
Aug 11 18:54:18.372 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 11 18:54:18.373 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 11 18:54:18.373 INFO kablam! 
Aug 11 18:54:18.373 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 11 18:54:18.373 INFO kablam!    --> src/test.rs:178:5
Aug 11 18:54:18.373 INFO kablam!     |
Aug 11 18:54:18.373 INFO kablam! 178 |     writer.write(b"\n");
Aug 11 18:54:18.373 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:18.373 INFO kablam!     |
Aug 11 18:54:18.373 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 11 18:54:18.373 INFO kablam! 
Aug 11 18:54:18.373 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 11 18:54:18.373 INFO kablam!    --> src/test.rs:179:5
Aug 11 18:54:18.373 INFO kablam!     |
Aug 11 18:54:18.373 INFO kablam! 179 |     writer.write(s2.as_bytes());
Aug 11 18:54:18.374 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:18.374 INFO kablam!     |
Aug 11 18:54:18.374 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 11 18:54:18.374 INFO kablam! 
Aug 11 18:54:18.374 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 11 18:54:18.374 INFO kablam!    --> src/test.rs:180:5
Aug 11 18:54:18.374 INFO kablam!     |
Aug 11 18:54:18.374 INFO kablam! 180 |     writer.write(b"\n");
Aug 11 18:54:18.374 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:18.374 INFO kablam!     |
Aug 11 18:54:18.374 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 11 18:54:18.374 INFO kablam! 
Aug 11 18:54:18.374 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 11 18:54:18.374 INFO kablam!    --> src/test.rs:181:5
Aug 11 18:54:18.374 INFO kablam!     |
Aug 11 18:54:18.374 INFO kablam! 181 |     writer.write(s3.as_bytes());
Aug 11 18:54:18.374 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 18:54:18.374 INFO kablam!     |
Aug 11 18:54:18.374 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Aug 11 18:54:18.374 INFO kablam! 
Aug 11 18:54:28.931 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 17.51s
Aug 11 18:54:28.957 INFO kablam! su: No module specific data is present
Aug 11 18:54:29.895 INFO running `"docker" "rm" "-f" "ec0ba748033560639dfc30a0bb037189184982ca82b9d08e2f17e1438d88bdff"`
Aug 11 18:54:30.042 INFO blam! ec0ba748033560639dfc30a0bb037189184982ca82b9d08e2f17e1438d88bdff