Dec 06 07:32:16.221 INFO testing alanwilhelm/hydra-agent against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 07:32:16.221 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 07:32:16.384 INFO [stdout] ca4d840eb24d4571f9dddc375de4e1f1f842ca3f74a2da86beaccae365185d1c
Dec 06 07:32:16.387 INFO running `"docker" "start" "-a" "ca4d840eb24d4571f9dddc375de4e1f1f842ca3f74a2da86beaccae365185d1c"`
Dec 06 07:32:17.162 INFO [stderr] usermod: no changes
Dec 06 07:32:17.340 INFO [stderr]    Compiling gcc v0.3.53
Dec 06 07:32:17.340 INFO [stderr]    Compiling openssl v0.9.17
Dec 06 07:32:17.340 INFO [stderr]    Compiling serde v1.0.12
Dec 06 07:32:17.340 INFO [stderr]    Compiling itoa v0.3.3
Dec 06 07:32:17.340 INFO [stderr]    Compiling unicode-bidi v0.2.6
Dec 06 07:32:17.340 INFO [stderr]    Compiling time v0.1.38
Dec 06 07:32:17.340 INFO [stderr]    Compiling filetime v0.1.10
Dec 06 07:32:17.340 INFO [stderr]    Compiling unix_socket v0.5.0
Dec 06 07:32:20.764 INFO [stderr]    Compiling jed v0.1.2
Dec 06 07:32:22.772 INFO [stderr]    Compiling uuid v0.2.3
Dec 06 07:32:22.792 INFO [stderr]    Compiling tar v0.3.4
Dec 06 07:32:23.097 INFO [stderr]    Compiling cmake v0.1.25
Dec 06 07:32:23.613 INFO [stderr]    Compiling libz-sys v1.0.16
Dec 06 07:32:23.642 INFO [stderr]    Compiling openssl-sys v0.9.17
Dec 06 07:32:23.675 INFO [stderr]    Compiling curl-sys v0.3.14
Dec 06 07:32:23.882 INFO [stderr]    Compiling miniz-sys v0.1.9
Dec 06 07:32:29.296 INFO [stderr]    Compiling sys-info v0.5.1
Dec 06 07:32:29.301 INFO [stderr]    Compiling serde_derive v1.0.12
Dec 06 07:32:29.309 INFO [stderr]    Compiling hyper v0.10.13
Dec 06 07:32:30.542 INFO [stderr]    Compiling url v0.5.10
Dec 06 07:32:30.614 INFO [stderr]    Compiling libssh2-sys v0.2.6
Dec 06 07:32:30.959 INFO [stderr]    Compiling libgit2-sys v0.6.14
Dec 06 07:32:34.388 INFO [stderr]    Compiling flate2 v0.2.19
Dec 06 07:32:44.676 INFO [stderr]    Compiling serde_json v1.0.3
Dec 06 07:32:45.319 INFO [stderr]    Compiling hyperlocal v0.3.0
Dec 06 07:32:45.550 INFO [stderr]    Compiling hyper-openssl v0.2.7
Dec 06 07:32:46.714 INFO [stderr]    Compiling shiplift v0.3.2
Dec 06 07:33:07.775 INFO [stderr]    Compiling git2 v0.6.8
Dec 06 07:33:14.556 INFO [stderr]    Compiling hydra_agent v0.1.0 (/source)
Dec 06 07:33:15.720 INFO [stderr] warning: unused import: `ErrorKind`
Dec 06 07:33:15.720 INFO [stderr]  --> src/profiler/mod.rs:3:22
Dec 06 07:33:15.720 INFO [stderr]   |
Dec 06 07:33:15.720 INFO [stderr] 3 | use std::io::{Error, ErrorKind};
Dec 06 07:33:15.720 INFO [stderr]   |                      ^^^^^^^^^
Dec 06 07:33:15.720 INFO [stderr]   |
Dec 06 07:33:15.720 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 07:33:15.720 INFO [stderr] 
Dec 06 07:33:15.720 INFO [stderr] warning: unused import: `ErrorKind`
Dec 06 07:33:15.720 INFO [stderr]  --> src/git/mod.rs:3:22
Dec 06 07:33:15.720 INFO [stderr]   |
Dec 06 07:33:15.720 INFO [stderr] 3 | use std::io::{Error, ErrorKind};
Dec 06 07:33:15.720 INFO [stderr]   |                      ^^^^^^^^^
Dec 06 07:33:15.720 INFO [stderr] 
Dec 06 07:33:15.844 INFO [stderr] warning: unused variable: `s`
Dec 06 07:33:15.844 INFO [stderr]  --> src/serializer/mod.rs:8:13
Dec 06 07:33:15.844 INFO [stderr]   |
Dec 06 07:33:15.844 INFO [stderr] 8 |     let mut s: String = String::new();
Dec 06 07:33:15.844 INFO [stderr]   |             ^ help: consider using `_s` instead
Dec 06 07:33:15.844 INFO [stderr]   |
Dec 06 07:33:15.844 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 06 07:33:15.844 INFO [stderr] 
Dec 06 07:33:15.844 INFO [stderr] warning: unused variable: `z`
Dec 06 07:33:15.845 INFO [stderr]   --> src/profiler/mod.rs:16:9
Dec 06 07:33:15.845 INFO [stderr]    |
Dec 06 07:33:15.845 INFO [stderr] 16 |     let z: u32 = u32::min_value();
Dec 06 07:33:15.845 INFO [stderr]    |         ^ help: consider using `_z` instead
Dec 06 07:33:15.845 INFO [stderr] 
Dec 06 07:33:15.845 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:15.845 INFO [stderr]   --> src/profiler/mod.rs:22:13
Dec 06 07:33:15.845 INFO [stderr]    |
Dec 06 07:33:15.845 INFO [stderr] 22 |         Err(e) => undef.clone(),
Dec 06 07:33:15.845 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:15.845 INFO [stderr] 
Dec 06 07:33:15.845 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:15.845 INFO [stderr]   --> src/profiler/mod.rs:27:13
Dec 06 07:33:15.845 INFO [stderr]    |
Dec 06 07:33:15.845 INFO [stderr] 27 |         Err(e) => json_z.clone(),
Dec 06 07:33:15.845 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:15.845 INFO [stderr] 
Dec 06 07:33:15.845 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:15.845 INFO [stderr]   --> src/profiler/mod.rs:32:13
Dec 06 07:33:15.845 INFO [stderr]    |
Dec 06 07:33:15.845 INFO [stderr] 32 |         Err(e) => undef.clone(),
Dec 06 07:33:15.845 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:15.845 INFO [stderr] 
Dec 06 07:33:15.845 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:15.845 INFO [stderr]   --> src/profiler/mod.rs:37:13
Dec 06 07:33:15.845 INFO [stderr]    |
Dec 06 07:33:15.845 INFO [stderr] 37 |         Err(e) => undef.clone(),
Dec 06 07:33:15.845 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:15.845 INFO [stderr] 
Dec 06 07:33:15.845 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:15.845 INFO [stderr]   --> src/profiler/mod.rs:42:13
Dec 06 07:33:15.845 INFO [stderr]    |
Dec 06 07:33:15.845 INFO [stderr] 42 |         Err(e) => undef.clone(),
Dec 06 07:33:15.845 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:15.845 INFO [stderr] 
Dec 06 07:33:15.845 INFO [stderr] warning: unused variable: `repo`
Dec 06 07:33:15.845 INFO [stderr]   --> src/git/mod.rs:11:7
Dec 06 07:33:15.845 INFO [stderr]    |
Dec 06 07:33:15.845 INFO [stderr] 11 |   let repo = match Repository::clone(url, ".hydra") {
Dec 06 07:33:15.845 INFO [stderr]    |       ^^^^ help: consider using `_repo` instead
Dec 06 07:33:15.845 INFO [stderr] 
Dec 06 07:33:15.845 INFO [stderr] warning: unused variable: `remote_repo`
Dec 06 07:33:15.845 INFO [stderr]  --> src/git/mod.rs:7:26
Dec 06 07:33:15.845 INFO [stderr]   |
Dec 06 07:33:15.845 INFO [stderr] 7 | pub fn clone_remote_repo(remote_repo: &str) -> Result<(String), Error>{
Dec 06 07:33:15.845 INFO [stderr]   |                          ^^^^^^^^^^^ help: consider using `_remote_repo` instead
Dec 06 07:33:15.845 INFO [stderr] 
Dec 06 07:33:15.845 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:15.845 INFO [stderr]   --> src/main.rs:21:21
Dec 06 07:33:15.845 INFO [stderr]    |
Dec 06 07:33:15.845 INFO [stderr] 21 |                 Err(e) => println!("{}", "{\"error\" : \"error\"}"),
Dec 06 07:33:15.845 INFO [stderr]    |                     ^ help: consider using `_e` instead
Dec 06 07:33:15.845 INFO [stderr] 
Dec 06 07:33:15.845 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:15.845 INFO [stderr]   --> src/main.rs:23:13
Dec 06 07:33:15.845 INFO [stderr]    |
Dec 06 07:33:15.845 INFO [stderr] 23 |         Err(e) => println!("{}", "{\"error\" : \"error\"}"),
Dec 06 07:33:15.845 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:15.845 INFO [stderr] 
Dec 06 07:33:15.848 INFO [stderr] warning: variable does not need to be mutable
Dec 06 07:33:15.848 INFO [stderr]  --> src/serializer/mod.rs:8:9
Dec 06 07:33:15.848 INFO [stderr]   |
Dec 06 07:33:15.848 INFO [stderr] 8 |     let mut s: String = String::new();
Dec 06 07:33:15.848 INFO [stderr]   |         ----^
Dec 06 07:33:15.848 INFO [stderr]   |         |
Dec 06 07:33:15.848 INFO [stderr]   |         help: remove this `mut`
Dec 06 07:33:15.848 INFO [stderr]   |
Dec 06 07:33:15.848 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 06 07:33:15.848 INFO [stderr] 
Dec 06 07:33:15.936 INFO [stderr] warning: function is never used: `status`
Dec 06 07:33:15.936 INFO [stderr]  --> src/docker/mod.rs:5:1
Dec 06 07:33:15.936 INFO [stderr]   |
Dec 06 07:33:15.936 INFO [stderr] 5 | pub fn status() {
Dec 06 07:33:15.936 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 06 07:33:15.936 INFO [stderr]   |
Dec 06 07:33:15.936 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 07:33:15.936 INFO [stderr] 
Dec 06 07:33:15.936 INFO [stderr] warning: function is never used: `clone_remote_repo`
Dec 06 07:33:15.936 INFO [stderr]  --> src/git/mod.rs:7:1
Dec 06 07:33:15.936 INFO [stderr]   |
Dec 06 07:33:15.936 INFO [stderr] 7 | pub fn clone_remote_repo(remote_repo: &str) -> Result<(String), Error>{
Dec 06 07:33:15.936 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 07:33:15.936 INFO [stderr] 
Dec 06 07:33:17.007 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.82s
Dec 06 07:33:17.019 INFO [stderr] su: No module specific data is present
Dec 06 07:33:18.395 INFO running `"docker" "inspect" "ca4d840eb24d4571f9dddc375de4e1f1f842ca3f74a2da86beaccae365185d1c"`
Dec 06 07:33:18.764 INFO running `"docker" "rm" "-f" "ca4d840eb24d4571f9dddc375de4e1f1f842ca3f74a2da86beaccae365185d1c"`
Dec 06 07:33:19.097 INFO [stdout] ca4d840eb24d4571f9dddc375de4e1f1f842ca3f74a2da86beaccae365185d1c
Dec 06 07:33:19.104 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 07:33:19.547 INFO [stdout] fcc5d1d6f62b43713e634247ac5e7a0933bb916815c1fae455a8e05a2b952dbe
Dec 06 07:33:19.549 INFO running `"docker" "start" "-a" "fcc5d1d6f62b43713e634247ac5e7a0933bb916815c1fae455a8e05a2b952dbe"`
Dec 06 07:33:22.284 INFO [stderr] usermod: no changes
Dec 06 07:33:22.496 INFO [stderr]    Compiling hydra_agent v0.1.0 (/source)
Dec 06 07:33:23.530 INFO [stderr] warning: unused import: `ErrorKind`
Dec 06 07:33:23.530 INFO [stderr]  --> src/profiler/mod.rs:3:22
Dec 06 07:33:23.531 INFO [stderr]   |
Dec 06 07:33:23.531 INFO [stderr] 3 | use std::io::{Error, ErrorKind};
Dec 06 07:33:23.531 INFO [stderr]   |                      ^^^^^^^^^
Dec 06 07:33:23.531 INFO [stderr]   |
Dec 06 07:33:23.531 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 07:33:23.531 INFO [stderr] 
Dec 06 07:33:23.531 INFO [stderr] warning: unused import: `ErrorKind`
Dec 06 07:33:23.531 INFO [stderr]  --> src/git/mod.rs:3:22
Dec 06 07:33:23.531 INFO [stderr]   |
Dec 06 07:33:23.531 INFO [stderr] 3 | use std::io::{Error, ErrorKind};
Dec 06 07:33:23.531 INFO [stderr]   |                      ^^^^^^^^^
Dec 06 07:33:23.531 INFO [stderr] 
Dec 06 07:33:23.640 INFO [stderr] warning: unused variable: `s`
Dec 06 07:33:23.640 INFO [stderr]  --> src/serializer/mod.rs:8:13
Dec 06 07:33:23.640 INFO [stderr]   |
Dec 06 07:33:23.640 INFO [stderr] 8 |     let mut s: String = String::new();
Dec 06 07:33:23.640 INFO [stderr]   |             ^ help: consider using `_s` instead
Dec 06 07:33:23.640 INFO [stderr]   |
Dec 06 07:33:23.640 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 06 07:33:23.640 INFO [stderr] 
Dec 06 07:33:23.640 INFO [stderr] warning: unused variable: `z`
Dec 06 07:33:23.640 INFO [stderr]   --> src/profiler/mod.rs:16:9
Dec 06 07:33:23.640 INFO [stderr]    |
Dec 06 07:33:23.640 INFO [stderr] 16 |     let z: u32 = u32::min_value();
Dec 06 07:33:23.640 INFO [stderr]    |         ^ help: consider using `_z` instead
Dec 06 07:33:23.640 INFO [stderr] 
Dec 06 07:33:23.640 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:23.640 INFO [stderr]   --> src/profiler/mod.rs:22:13
Dec 06 07:33:23.640 INFO [stderr]    |
Dec 06 07:33:23.640 INFO [stderr] 22 |         Err(e) => undef.clone(),
Dec 06 07:33:23.640 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:23.640 INFO [stderr] 
Dec 06 07:33:23.640 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:23.640 INFO [stderr]   --> src/profiler/mod.rs:27:13
Dec 06 07:33:23.640 INFO [stderr]    |
Dec 06 07:33:23.640 INFO [stderr] 27 |         Err(e) => json_z.clone(),
Dec 06 07:33:23.640 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:23.640 INFO [stderr] 
Dec 06 07:33:23.640 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:23.640 INFO [stderr]   --> src/profiler/mod.rs:32:13
Dec 06 07:33:23.640 INFO [stderr]    |
Dec 06 07:33:23.640 INFO [stderr] 32 |         Err(e) => undef.clone(),
Dec 06 07:33:23.640 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:23.640 INFO [stderr] 
Dec 06 07:33:23.641 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:23.641 INFO [stderr]   --> src/profiler/mod.rs:37:13
Dec 06 07:33:23.641 INFO [stderr]    |
Dec 06 07:33:23.641 INFO [stderr] 37 |         Err(e) => undef.clone(),
Dec 06 07:33:23.641 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:23.641 INFO [stderr] 
Dec 06 07:33:23.641 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:23.641 INFO [stderr]   --> src/profiler/mod.rs:42:13
Dec 06 07:33:23.641 INFO [stderr]    |
Dec 06 07:33:23.641 INFO [stderr] 42 |         Err(e) => undef.clone(),
Dec 06 07:33:23.641 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:23.641 INFO [stderr] 
Dec 06 07:33:23.641 INFO [stderr] warning: unused variable: `repo`
Dec 06 07:33:23.641 INFO [stderr]   --> src/git/mod.rs:11:7
Dec 06 07:33:23.641 INFO [stderr]    |
Dec 06 07:33:23.641 INFO [stderr] 11 |   let repo = match Repository::clone(url, ".hydra") {
Dec 06 07:33:23.641 INFO [stderr]    |       ^^^^ help: consider using `_repo` instead
Dec 06 07:33:23.641 INFO [stderr] 
Dec 06 07:33:23.641 INFO [stderr] warning: unused variable: `remote_repo`
Dec 06 07:33:23.641 INFO [stderr]  --> src/git/mod.rs:7:26
Dec 06 07:33:23.641 INFO [stderr]   |
Dec 06 07:33:23.641 INFO [stderr] 7 | pub fn clone_remote_repo(remote_repo: &str) -> Result<(String), Error>{
Dec 06 07:33:23.641 INFO [stderr]   |                          ^^^^^^^^^^^ help: consider using `_remote_repo` instead
Dec 06 07:33:23.641 INFO [stderr] 
Dec 06 07:33:23.641 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:23.641 INFO [stderr]   --> src/main.rs:21:21
Dec 06 07:33:23.641 INFO [stderr]    |
Dec 06 07:33:23.641 INFO [stderr] 21 |                 Err(e) => println!("{}", "{\"error\" : \"error\"}"),
Dec 06 07:33:23.641 INFO [stderr]    |                     ^ help: consider using `_e` instead
Dec 06 07:33:23.641 INFO [stderr] 
Dec 06 07:33:23.641 INFO [stderr] warning: unused variable: `e`
Dec 06 07:33:23.641 INFO [stderr]   --> src/main.rs:23:13
Dec 06 07:33:23.641 INFO [stderr]    |
Dec 06 07:33:23.641 INFO [stderr] 23 |         Err(e) => println!("{}", "{\"error\" : \"error\"}"),
Dec 06 07:33:23.641 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 06 07:33:23.641 INFO [stderr] 
Dec 06 07:33:23.645 INFO [stderr] warning: variable does not need to be mutable
Dec 06 07:33:23.645 INFO [stderr]  --> src/serializer/mod.rs:8:9
Dec 06 07:33:23.645 INFO [stderr]   |
Dec 06 07:33:23.645 INFO [stderr] 8 |     let mut s: String = String::new();
Dec 06 07:33:23.645 INFO [stderr]   |         ----^
Dec 06 07:33:23.645 INFO [stderr]   |         |
Dec 06 07:33:23.645 INFO [stderr]   |         help: remove this `mut`
Dec 06 07:33:23.645 INFO [stderr]   |
Dec 06 07:33:23.645 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 06 07:33:23.645 INFO [stderr] 
Dec 06 07:33:23.711 INFO [stderr] warning: function is never used: `status`
Dec 06 07:33:23.711 INFO [stderr]  --> src/docker/mod.rs:5:1
Dec 06 07:33:23.711 INFO [stderr]   |
Dec 06 07:33:23.712 INFO [stderr] 5 | pub fn status() {
Dec 06 07:33:23.712 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 06 07:33:23.712 INFO [stderr]   |
Dec 06 07:33:23.712 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 07:33:23.712 INFO [stderr] 
Dec 06 07:33:23.712 INFO [stderr] warning: function is never used: `clone_remote_repo`
Dec 06 07:33:23.712 INFO [stderr]  --> src/git/mod.rs:7:1
Dec 06 07:33:23.712 INFO [stderr]   |
Dec 06 07:33:23.712 INFO [stderr] 7 | pub fn clone_remote_repo(remote_repo: &str) -> Result<(String), Error>{
Dec 06 07:33:23.712 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 07:33:23.712 INFO [stderr] 
Dec 06 07:33:24.156 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
Dec 06 07:33:24.169 INFO [stderr] su: No module specific data is present
Dec 06 07:33:25.592 INFO running `"docker" "inspect" "fcc5d1d6f62b43713e634247ac5e7a0933bb916815c1fae455a8e05a2b952dbe"`
Dec 06 07:33:25.938 INFO running `"docker" "rm" "-f" "fcc5d1d6f62b43713e634247ac5e7a0933bb916815c1fae455a8e05a2b952dbe"`
Dec 06 07:33:26.192 INFO [stdout] fcc5d1d6f62b43713e634247ac5e7a0933bb916815c1fae455a8e05a2b952dbe
Dec 06 07:33:26.200 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 07:33:26.822 INFO [stdout] 9b544d17cca048b9297ea9f9710734c801fb6a5c76244b93250bd82e7b501dec
Dec 06 07:33:26.824 INFO running `"docker" "start" "-a" "9b544d17cca048b9297ea9f9710734c801fb6a5c76244b93250bd82e7b501dec"`
Dec 06 07:33:27.916 INFO [stderr] usermod: no changes
Dec 06 07:33:28.072 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
Dec 06 07:33:28.088 INFO [stderr]      Running /target/debug/deps/hydra_agent-2f6051f39ce891c2
Dec 06 07:33:28.093 INFO [stdout] 
Dec 06 07:33:28.093 INFO [stdout] running 0 tests
Dec 06 07:33:28.093 INFO [stdout] 
Dec 06 07:33:28.093 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 07:33:28.093 INFO [stdout] 
Dec 06 07:33:28.094 INFO [stderr] su: No module specific data is present
Dec 06 07:33:28.448 INFO running `"docker" "inspect" "9b544d17cca048b9297ea9f9710734c801fb6a5c76244b93250bd82e7b501dec"`
Dec 06 07:33:28.551 INFO running `"docker" "rm" "-f" "9b544d17cca048b9297ea9f9710734c801fb6a5c76244b93250bd82e7b501dec"`
Dec 06 07:33:28.612 INFO [stdout] 9b544d17cca048b9297ea9f9710734c801fb6a5c76244b93250bd82e7b501dec