Dec 07 22:20:42.780 INFO testing boondock-0.0.50 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 22:20:42.780 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 22:20:42.970 INFO [stdout] cec49698072fbd737986ec397c8544a8558d342abfcba3a6fa4f4ddb4bce479d
Dec 07 22:20:42.978 INFO running `"docker" "start" "-a" "cec49698072fbd737986ec397c8544a8558d342abfcba3a6fa4f4ddb4bce479d"`
Dec 07 22:20:43.384 INFO [stderr] usermod: no changes
Dec 07 22:20:43.527 INFO [stderr]    Compiling hyper v0.9.18
Dec 07 22:20:50.784 INFO [stderr]    Compiling boondock v0.0.50 (/source)
Dec 07 22:20:54.605 INFO [stderr] warning: unused import: `std`
Dec 07 22:20:54.605 INFO [stderr]  --> src/util.rs:1:5
Dec 07 22:20:54.605 INFO [stderr]   |
Dec 07 22:20:54.605 INFO [stderr] 1 | use std;
Dec 07 22:20:54.605 INFO [stderr]   |     ^^^
Dec 07 22:20:54.605 INFO [stderr]   |
Dec 07 22:20:54.605 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 22:20:54.605 INFO [stderr] 
Dec 07 22:20:54.605 INFO [stderr] warning: unused import: `std`
Dec 07 22:20:54.605 INFO [stderr]  --> src/unix.rs:1:5
Dec 07 22:20:54.605 INFO [stderr]   |
Dec 07 22:20:54.605 INFO [stderr] 1 | use std;
Dec 07 22:20:54.605 INFO [stderr]   |     ^^^
Dec 07 22:20:54.605 INFO [stderr] 
Dec 07 22:20:54.605 INFO [stderr] warning: unused import: `ToSocketAddrs`
Dec 07 22:20:54.605 INFO [stderr]  --> src/unix.rs:5:28
Dec 07 22:20:54.605 INFO [stderr]   |
Dec 07 22:20:54.605 INFO [stderr] 5 | use std::net::{SocketAddr, ToSocketAddrs, SocketAddrV4, Ipv4Addr, Shutdown};
Dec 07 22:20:54.605 INFO [stderr]   |                            ^^^^^^^^^^^^^
Dec 07 22:20:54.605 INFO [stderr] 
Dec 07 22:20:54.605 INFO [stderr] warning: unused import: `std`
Dec 07 22:20:54.605 INFO [stderr]  --> src/docker.rs:1:5
Dec 07 22:20:54.605 INFO [stderr]   |
Dec 07 22:20:54.605 INFO [stderr] 1 | use std;
Dec 07 22:20:54.605 INFO [stderr]   |     ^^^
Dec 07 22:20:54.605 INFO [stderr] 
Dec 07 22:20:54.605 INFO [stderr] warning: unused import: `std::collections::BTreeMap`
Dec 07 22:20:54.605 INFO [stderr]  --> src/docker.rs:2:5
Dec 07 22:20:54.605 INFO [stderr]   |
Dec 07 22:20:54.605 INFO [stderr] 2 | use std::collections::BTreeMap;
Dec 07 22:20:54.605 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:20:54.605 INFO [stderr] 
Dec 07 22:20:54.605 INFO [stderr] warning: unused import: `self`
Dec 07 22:20:54.605 INFO [stderr]  --> src/docker.rs:6:15
Dec 07 22:20:54.605 INFO [stderr]   |
Dec 07 22:20:54.605 INFO [stderr] 6 | use std::io::{self, Read};
Dec 07 22:20:54.605 INFO [stderr]   |               ^^^^
Dec 07 22:20:54.605 INFO [stderr] 
Dec 07 22:20:54.605 INFO [stderr] warning: unused import: `hyper`
Dec 07 22:20:54.605 INFO [stderr]  --> src/docker.rs:7:5
Dec 07 22:20:54.605 INFO [stderr]   |
Dec 07 22:20:54.605 INFO [stderr] 7 | use hyper;
Dec 07 22:20:54.605 INFO [stderr]   |     ^^^^^
Dec 07 22:20:54.605 INFO [stderr] 
Dec 07 22:20:54.605 INFO [stderr] warning: unused import: `openssl::ssl::error::SslError`
Dec 07 22:20:54.605 INFO [stderr]   --> src/docker.rs:18:5
Dec 07 22:20:54.605 INFO [stderr]    |
Dec 07 22:20:54.606 INFO [stderr] 18 | use openssl::ssl::error::SslError;
Dec 07 22:20:54.606 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:20:54.606 INFO [stderr] 
Dec 07 22:20:54.606 INFO [stderr] warning: unused import: `std::error::Error`
Dec 07 22:20:54.606 INFO [stderr]  --> src/container.rs:2:5
Dec 07 22:20:54.606 INFO [stderr]   |
Dec 07 22:20:54.606 INFO [stderr] 2 | use std::error::Error;
Dec 07 22:20:54.606 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 07 22:20:54.606 INFO [stderr] 
Dec 07 22:20:54.606 INFO [stderr] warning: unused import: `std`
Dec 07 22:20:54.606 INFO [stderr]  --> src/stats.rs:3:5
Dec 07 22:20:54.606 INFO [stderr]   |
Dec 07 22:20:54.606 INFO [stderr] 3 | use std;
Dec 07 22:20:54.606 INFO [stderr]   |     ^^^
Dec 07 22:20:54.606 INFO [stderr] 
Dec 07 22:20:54.722 INFO [stderr] 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.
Dec 07 22:20:54.722 INFO [stderr]   --> src/docker.rs:57:25
Dec 07 22:20:54.722 INFO [stderr]    |
Dec 07 22:20:54.722 INFO [stderr] 57 |         let home = try!(env::home_dir()
Dec 07 22:20:54.722 INFO [stderr]    |                         ^^^^^^^^^^^^^
Dec 07 22:20:54.722 INFO [stderr]    |
Dec 07 22:20:54.722 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 07 22:20:54.722 INFO [stderr] 
Dec 07 22:20:56.134 INFO [stderr] warning: unused variable: `host`
Dec 07 22:20:56.134 INFO [stderr]    --> src/unix.rs:116:23
Dec 07 22:20:56.134 INFO [stderr]     |
Dec 07 22:20:56.134 INFO [stderr] 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Dec 07 22:20:56.134 INFO [stderr]     |                       ^^^^ help: consider using `_host` instead
Dec 07 22:20:56.134 INFO [stderr]     |
Dec 07 22:20:56.134 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 07 22:20:56.135 INFO [stderr] 
Dec 07 22:20:56.135 INFO [stderr] warning: unused variable: `port`
Dec 07 22:20:56.135 INFO [stderr]    --> src/unix.rs:116:35
Dec 07 22:20:56.135 INFO [stderr]     |
Dec 07 22:20:56.135 INFO [stderr] 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Dec 07 22:20:56.135 INFO [stderr]     |                                   ^^^^ help: consider using `_port` instead
Dec 07 22:20:56.135 INFO [stderr] 
Dec 07 22:20:56.135 INFO [stderr] warning: unused variable: `scheme`
Dec 07 22:20:56.135 INFO [stderr]    --> src/unix.rs:116:46
Dec 07 22:20:56.135 INFO [stderr]     |
Dec 07 22:20:56.135 INFO [stderr] 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Dec 07 22:20:56.135 INFO [stderr]     |                                              ^^^^^^ help: consider using `_scheme` instead
Dec 07 22:20:56.135 INFO [stderr] 
Dec 07 22:20:56.647 INFO [stderr] warning: struct is never constructed: `MemoryStream`
Dec 07 22:20:56.647 INFO [stderr]  --> src/util.rs:8:1
Dec 07 22:20:56.647 INFO [stderr]   |
Dec 07 22:20:56.647 INFO [stderr] 8 | pub struct MemoryStream {
Dec 07 22:20:56.647 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:20:56.647 INFO [stderr]   |
Dec 07 22:20:56.647 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 07 22:20:56.647 INFO [stderr] 
Dec 07 22:20:56.647 INFO [stderr] warning: method is never used: `with_input`
Dec 07 22:20:56.647 INFO [stderr]   --> src/util.rs:14:5
Dec 07 22:20:56.647 INFO [stderr]    |
Dec 07 22:20:56.647 INFO [stderr] 14 |     pub fn with_input(input: &[u8]) -> MemoryStream {
Dec 07 22:20:56.647 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:20:56.647 INFO [stderr] 
Dec 07 22:20:56.647 INFO [stderr] warning: method is never used: `into_inner`
Dec 07 22:20:56.647 INFO [stderr]   --> src/util.rs:21:5
Dec 07 22:20:56.647 INFO [stderr]    |
Dec 07 22:20:56.647 INFO [stderr] 21 |     pub fn into_inner(self) -> Vec<u8> {
Dec 07 22:20:56.647 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:20:56.647 INFO [stderr] 
Dec 07 22:21:00.338 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.93s
Dec 07 22:21:00.348 INFO [stderr] su: No module specific data is present
Dec 07 22:21:01.037 INFO running `"docker" "inspect" "cec49698072fbd737986ec397c8544a8558d342abfcba3a6fa4f4ddb4bce479d"`
Dec 07 22:21:01.316 INFO running `"docker" "rm" "-f" "cec49698072fbd737986ec397c8544a8558d342abfcba3a6fa4f4ddb4bce479d"`
Dec 07 22:21:01.550 INFO [stdout] cec49698072fbd737986ec397c8544a8558d342abfcba3a6fa4f4ddb4bce479d
Dec 07 22:21:01.554 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 22:21:01.968 INFO [stdout] 5c05dc49d7e6bbd345f7a4415c379c19d00cd9dc225ff2ebece9514c7e80111c
Dec 07 22:21:01.970 INFO running `"docker" "start" "-a" "5c05dc49d7e6bbd345f7a4415c379c19d00cd9dc225ff2ebece9514c7e80111c"`
Dec 07 22:21:03.121 INFO [stderr] usermod: no changes
Dec 07 22:21:03.368 INFO [stderr]    Compiling boondock v0.0.50 (/source)
Dec 07 22:21:19.104 INFO [stderr] warning: unused import: `std`
Dec 07 22:21:19.104 INFO [stderr]  --> src/util.rs:1:5
Dec 07 22:21:19.104 INFO [stderr]   |
Dec 07 22:21:19.104 INFO [stderr] 1 | use std;
Dec 07 22:21:19.104 INFO [stderr]   |     ^^^
Dec 07 22:21:19.104 INFO [stderr]   |
Dec 07 22:21:19.104 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 22:21:19.104 INFO [stderr] 
Dec 07 22:21:19.104 INFO [stderr] warning: unused import: `std`
Dec 07 22:21:19.104 INFO [stderr]  --> src/unix.rs:1:5
Dec 07 22:21:19.104 INFO [stderr]   |
Dec 07 22:21:19.104 INFO [stderr] 1 | use std;
Dec 07 22:21:19.104 INFO [stderr]   |     ^^^
Dec 07 22:21:19.104 INFO [stderr] 
Dec 07 22:21:19.104 INFO [stderr] warning: unused import: `ToSocketAddrs`
Dec 07 22:21:19.104 INFO [stderr]  --> src/unix.rs:5:28
Dec 07 22:21:19.104 INFO [stderr]   |
Dec 07 22:21:19.104 INFO [stderr] 5 | use std::net::{SocketAddr, ToSocketAddrs, SocketAddrV4, Ipv4Addr, Shutdown};
Dec 07 22:21:19.104 INFO [stderr]   |                            ^^^^^^^^^^^^^
Dec 07 22:21:19.104 INFO [stderr] 
Dec 07 22:21:19.104 INFO [stderr] warning: unused import: `std`
Dec 07 22:21:19.104 INFO [stderr]  --> src/docker.rs:1:5
Dec 07 22:21:19.104 INFO [stderr]   |
Dec 07 22:21:19.104 INFO [stderr] 1 | use std;
Dec 07 22:21:19.104 INFO [stderr]   |     ^^^
Dec 07 22:21:19.104 INFO [stderr] 
Dec 07 22:21:19.104 INFO [stderr] warning: unused import: `std::collections::BTreeMap`
Dec 07 22:21:19.104 INFO [stderr]  --> src/docker.rs:2:5
Dec 07 22:21:19.104 INFO [stderr]   |
Dec 07 22:21:19.104 INFO [stderr] 2 | use std::collections::BTreeMap;
Dec 07 22:21:19.104 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:21:19.104 INFO [stderr] 
Dec 07 22:21:19.104 INFO [stderr] warning: unused import: `self`
Dec 07 22:21:19.104 INFO [stderr]  --> src/docker.rs:6:15
Dec 07 22:21:19.104 INFO [stderr]   |
Dec 07 22:21:19.104 INFO [stderr] 6 | use std::io::{self, Read};
Dec 07 22:21:19.104 INFO [stderr]   |               ^^^^
Dec 07 22:21:19.104 INFO [stderr] 
Dec 07 22:21:19.104 INFO [stderr] warning: unused import: `hyper`
Dec 07 22:21:19.104 INFO [stderr]  --> src/docker.rs:7:5
Dec 07 22:21:19.104 INFO [stderr]   |
Dec 07 22:21:19.104 INFO [stderr] 7 | use hyper;
Dec 07 22:21:19.104 INFO [stderr]   |     ^^^^^
Dec 07 22:21:19.104 INFO [stderr] 
Dec 07 22:21:19.104 INFO [stderr] warning: unused import: `openssl::ssl::error::SslError`
Dec 07 22:21:19.104 INFO [stderr]   --> src/docker.rs:18:5
Dec 07 22:21:19.104 INFO [stderr]    |
Dec 07 22:21:19.105 INFO [stderr] 18 | use openssl::ssl::error::SslError;
Dec 07 22:21:19.105 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:21:19.105 INFO [stderr] 
Dec 07 22:21:19.111 INFO [stderr] warning: unused import: `std::error::Error`
Dec 07 22:21:19.111 INFO [stderr]  --> src/container.rs:2:5
Dec 07 22:21:19.111 INFO [stderr]   |
Dec 07 22:21:19.111 INFO [stderr] 2 | use std::error::Error;
Dec 07 22:21:19.111 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 07 22:21:19.111 INFO [stderr] 
Dec 07 22:21:19.152 INFO [stderr] warning: unused import: `std`
Dec 07 22:21:19.152 INFO [stderr]  --> src/stats.rs:3:5
Dec 07 22:21:19.152 INFO [stderr]   |
Dec 07 22:21:19.152 INFO [stderr] 3 | use std;
Dec 07 22:21:19.152 INFO [stderr]   |     ^^^
Dec 07 22:21:19.152 INFO [stderr] 
Dec 07 22:21:20.040 INFO [stderr] 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.
Dec 07 22:21:20.040 INFO [stderr]   --> src/docker.rs:57:25
Dec 07 22:21:20.040 INFO [stderr]    |
Dec 07 22:21:20.040 INFO [stderr] 57 |         let home = try!(env::home_dir()
Dec 07 22:21:20.040 INFO [stderr]    |                         ^^^^^^^^^^^^^
Dec 07 22:21:20.102 INFO [stderr]    |
Dec 07 22:21:20.102 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 07 22:21:20.102 INFO [stderr] 
Dec 07 22:21:25.508 INFO [stderr] warning: unused variable: `host`
Dec 07 22:21:25.508 INFO [stderr]    --> src/unix.rs:116:23
Dec 07 22:21:25.508 INFO [stderr]     |
Dec 07 22:21:25.508 INFO [stderr] 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Dec 07 22:21:25.508 INFO [stderr]     |                       ^^^^ help: consider using `_host` instead
Dec 07 22:21:25.516 INFO [stderr]     |
Dec 07 22:21:25.516 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 07 22:21:25.516 INFO [stderr] 
Dec 07 22:21:25.516 INFO [stderr] warning: unused variable: `port`
Dec 07 22:21:25.516 INFO [stderr]    --> src/unix.rs:116:35
Dec 07 22:21:25.516 INFO [stderr]     |
Dec 07 22:21:25.516 INFO [stderr] 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Dec 07 22:21:25.516 INFO [stderr]     |                                   ^^^^ help: consider using `_port` instead
Dec 07 22:21:25.516 INFO [stderr] 
Dec 07 22:21:25.516 INFO [stderr] warning: unused variable: `scheme`
Dec 07 22:21:25.516 INFO [stderr]    --> src/unix.rs:116:46
Dec 07 22:21:25.516 INFO [stderr]     |
Dec 07 22:21:25.516 INFO [stderr] 116 |     fn connect(&self, host: &str, port: u16, scheme: &str) -> hyper::error::Result<HttpUnixStream> {
Dec 07 22:21:25.516 INFO [stderr]     |                                              ^^^^^^ help: consider using `_scheme` instead
Dec 07 22:21:25.516 INFO [stderr] 
Dec 07 22:21:26.383 INFO [stderr] warning: function is never used: `get_containers_response_long`
Dec 07 22:21:26.383 INFO [stderr]    --> src/test.rs:132:1
Dec 07 22:21:26.383 INFO [stderr]     |
Dec 07 22:21:26.383 INFO [stderr] 132 | fn get_containers_response_long() -> String {
Dec 07 22:21:26.383 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:21:26.383 INFO [stderr]     |
Dec 07 22:21:26.383 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 07 22:21:26.383 INFO [stderr] 
Dec 07 22:21:26.408 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:21:26.408 INFO [stderr]    --> src/test.rs:176:5
Dec 07 22:21:26.408 INFO [stderr]     |
Dec 07 22:21:26.408 INFO [stderr] 176 |     writer.write(s1.as_bytes());
Dec 07 22:21:26.408 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:21:26.408 INFO [stderr]     |
Dec 07 22:21:26.408 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 07 22:21:26.408 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:21:26.408 INFO [stderr] 
Dec 07 22:21:26.408 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:21:26.408 INFO [stderr]    --> src/test.rs:177:5
Dec 07 22:21:26.408 INFO [stderr]     |
Dec 07 22:21:26.408 INFO [stderr] 177 |     writer.write(b"\n");
Dec 07 22:21:26.408 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 07 22:21:26.408 INFO [stderr]     |
Dec 07 22:21:26.408 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:21:26.408 INFO [stderr] 
Dec 07 22:21:26.408 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:21:26.408 INFO [stderr]    --> src/test.rs:178:5
Dec 07 22:21:26.408 INFO [stderr]     |
Dec 07 22:21:26.409 INFO [stderr] 178 |     writer.write(s2.as_bytes());
Dec 07 22:21:26.409 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:21:26.409 INFO [stderr]     |
Dec 07 22:21:26.409 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:21:26.409 INFO [stderr] 
Dec 07 22:21:26.409 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:21:26.409 INFO [stderr]    --> src/test.rs:179:5
Dec 07 22:21:26.409 INFO [stderr]     |
Dec 07 22:21:26.409 INFO [stderr] 179 |     writer.write(b"\n");
Dec 07 22:21:26.409 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 07 22:21:26.409 INFO [stderr]     |
Dec 07 22:21:26.409 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:21:26.409 INFO [stderr] 
Dec 07 22:21:26.409 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:21:26.409 INFO [stderr]    --> src/test.rs:180:5
Dec 07 22:21:26.409 INFO [stderr]     |
Dec 07 22:21:26.409 INFO [stderr] 180 |     writer.write(s3.as_bytes());
Dec 07 22:21:26.409 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:21:26.409 INFO [stderr]     |
Dec 07 22:21:26.409 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:21:26.409 INFO [stderr] 
Dec 07 22:21:33.888 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.74s
Dec 07 22:21:33.898 INFO [stderr] su: No module specific data is present
Dec 07 22:21:34.318 INFO running `"docker" "inspect" "5c05dc49d7e6bbd345f7a4415c379c19d00cd9dc225ff2ebece9514c7e80111c"`
Dec 07 22:21:34.487 INFO running `"docker" "rm" "-f" "5c05dc49d7e6bbd345f7a4415c379c19d00cd9dc225ff2ebece9514c7e80111c"`
Dec 07 22:21:34.689 INFO [stdout] 5c05dc49d7e6bbd345f7a4415c379c19d00cd9dc225ff2ebece9514c7e80111c
Dec 07 22:21:34.696 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 22:21:34.935 INFO [stdout] db0ef794eb861ac7d5fadc9033e3cde31d1a86b6fa35a63d0dd42c6b1d080a9e
Dec 07 22:21:34.940 INFO running `"docker" "start" "-a" "db0ef794eb861ac7d5fadc9033e3cde31d1a86b6fa35a63d0dd42c6b1d080a9e"`
Dec 07 22:21:35.493 INFO [stderr] usermod: no changes
Dec 07 22:21:35.615 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
Dec 07 22:21:35.633 INFO [stderr]      Running /target/debug/deps/boondock-da548f596d26468a
Dec 07 22:21:35.640 INFO [stdout] 
Dec 07 22:21:35.640 INFO [stdout] running 9 tests
Dec 07 22:21:35.650 INFO [stdout] test test::get_containers ... ok
Dec 07 22:21:35.652 INFO [stdout] test test::get_filesystem_changes ... ok
Dec 07 22:21:35.652 INFO [stdout] test test::get_images ... ok
Dec 07 22:21:35.652 INFO [stdout] test test::get_processes ... ok
Dec 07 22:21:35.652 INFO [stdout] test test::get_container_info ... ok
Dec 07 22:21:35.652 INFO [stdout] test test::get_version ... ok
Dec 07 22:21:35.652 INFO [stdout] test test::get_stats_single ... ok
Dec 07 22:21:35.652 INFO [stdout] test test::get_system_info ... ok
Dec 07 22:21:35.811 INFO [stdout] test test::get_stats_streaming ... ok
Dec 07 22:21:35.812 INFO [stdout] 
Dec 07 22:21:35.812 INFO [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 22:21:35.812 INFO [stdout] 
Dec 07 22:21:35.812 INFO [stderr]    Doc-tests boondock
Dec 07 22:21:42.107 INFO [stdout] 
Dec 07 22:21:42.107 INFO [stdout] running 0 tests
Dec 07 22:21:42.107 INFO [stdout] 
Dec 07 22:21:42.107 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 22:21:42.107 INFO [stdout] 
Dec 07 22:21:42.121 INFO [stderr] su: No module specific data is present
Dec 07 22:21:42.374 INFO running `"docker" "inspect" "db0ef794eb861ac7d5fadc9033e3cde31d1a86b6fa35a63d0dd42c6b1d080a9e"`
Dec 07 22:21:42.515 INFO running `"docker" "rm" "-f" "db0ef794eb861ac7d5fadc9033e3cde31d1a86b6fa35a63d0dd42c6b1d080a9e"`
Dec 07 22:21:42.649 INFO [stdout] db0ef794eb861ac7d5fadc9033e3cde31d1a86b6fa35a63d0dd42c6b1d080a9e