Dec 19 20:50:20.185 INFO checking alanwilhelm/hydra-agent against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:50:20.185 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/alanwilhelm/hydra-agent:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:50:20.633 INFO [stdout] 30ad84d7c3c4d99b8d897ac4efb1a710805b7b8f0b733ca5c2c985808dab58be
Dec 19 20:50:20.640 INFO running `"docker" "start" "-a" "30ad84d7c3c4d99b8d897ac4efb1a710805b7b8f0b733ca5c2c985808dab58be"`
Dec 19 20:50:22.100 INFO [stderr]    Compiling miniz-sys v0.1.9
Dec 19 20:50:22.103 INFO [stderr]    Compiling sys-info v0.5.1
Dec 19 20:50:22.104 INFO [stderr]    Compiling libz-sys v1.0.16
Dec 19 20:50:22.104 INFO [stderr]    Compiling curl-sys v0.3.14
Dec 19 20:50:22.112 INFO [stderr]     Checking filetime v0.1.10
Dec 19 20:50:22.112 INFO [stderr]     Checking unix_socket v0.5.0
Dec 19 20:50:22.112 INFO [stderr]     Checking jed v0.1.2
Dec 19 20:50:22.112 INFO [stderr]    Compiling libssh2-sys v0.2.6
Dec 19 20:50:23.284 INFO [stderr]    Compiling libgit2-sys v0.6.14
Dec 19 20:50:24.964 INFO [stderr]     Checking uuid v0.2.3
Dec 19 20:50:24.964 INFO [stderr]     Checking tar v0.3.4
Dec 19 20:50:26.428 INFO [stderr]     Checking hyper-openssl v0.2.7
Dec 19 20:50:26.439 INFO [stderr]     Checking hyperlocal v0.3.0
Dec 19 20:50:26.592 INFO [stderr]     Checking url v0.5.10
Dec 19 20:50:27.468 INFO [stderr]     Checking flate2 v0.2.19
Dec 19 20:50:31.236 INFO [stderr]     Checking shiplift v0.3.2
Dec 19 20:53:20.976 INFO [stderr]     Checking git2 v0.6.8
Dec 19 20:53:25.432 INFO [stderr]     Checking hydra_agent v0.1.0 (/opt/crater/workdir)
Dec 19 20:53:26.648 INFO [stderr] warning: unused import: `ErrorKind`
Dec 19 20:53:26.648 INFO [stderr]  --> src/profiler/mod.rs:3:22
Dec 19 20:53:26.648 INFO [stderr]   |
Dec 19 20:53:26.648 INFO [stderr] 3 | use std::io::{Error, ErrorKind};
Dec 19 20:53:26.648 INFO [stderr]   |                      ^^^^^^^^^
Dec 19 20:53:26.648 INFO [stderr]   |
Dec 19 20:53:26.648 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:53:26.648 INFO [stderr] 
Dec 19 20:53:26.648 INFO [stderr] warning: unused import: `ErrorKind`
Dec 19 20:53:26.648 INFO [stderr]  --> src/git/mod.rs:3:22
Dec 19 20:53:26.648 INFO [stderr]   |
Dec 19 20:53:26.648 INFO [stderr] 3 | use std::io::{Error, ErrorKind};
Dec 19 20:53:26.648 INFO [stderr]   |                      ^^^^^^^^^
Dec 19 20:53:26.648 INFO [stderr] 
Dec 19 20:53:26.897 INFO [stderr] warning: unused variable: `s`
Dec 19 20:53:26.897 INFO [stderr]  --> src/serializer/mod.rs:8:13
Dec 19 20:53:26.898 INFO [stderr]   |
Dec 19 20:53:26.898 INFO [stderr] 8 |     let mut s: String = String::new();
Dec 19 20:53:26.898 INFO [stderr]   |             ^ help: consider using `_s` instead
Dec 19 20:53:26.898 INFO [stderr]   |
Dec 19 20:53:26.898 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 20:53:26.898 INFO [stderr] 
Dec 19 20:53:26.898 INFO [stderr] warning: unused variable: `z`
Dec 19 20:53:26.898 INFO [stderr]   --> src/profiler/mod.rs:16:9
Dec 19 20:53:26.898 INFO [stderr]    |
Dec 19 20:53:26.898 INFO [stderr] 16 |     let z: u32 = u32::min_value();
Dec 19 20:53:26.898 INFO [stderr]    |         ^ help: consider using `_z` instead
Dec 19 20:53:26.898 INFO [stderr] 
Dec 19 20:53:26.899 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:26.899 INFO [stderr]   --> src/profiler/mod.rs:22:13
Dec 19 20:53:26.899 INFO [stderr]    |
Dec 19 20:53:26.899 INFO [stderr] 22 |         Err(e) => undef.clone(),
Dec 19 20:53:26.899 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:26.899 INFO [stderr] 
Dec 19 20:53:26.899 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:26.899 INFO [stderr]   --> src/profiler/mod.rs:27:13
Dec 19 20:53:26.899 INFO [stderr]    |
Dec 19 20:53:26.899 INFO [stderr] 27 |         Err(e) => json_z.clone(),
Dec 19 20:53:26.899 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:26.899 INFO [stderr] 
Dec 19 20:53:26.899 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:26.899 INFO [stderr]   --> src/profiler/mod.rs:32:13
Dec 19 20:53:26.899 INFO [stderr]    |
Dec 19 20:53:26.899 INFO [stderr] 32 |         Err(e) => undef.clone(),
Dec 19 20:53:26.899 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:26.899 INFO [stderr] 
Dec 19 20:53:26.900 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:26.900 INFO [stderr]   --> src/profiler/mod.rs:37:13
Dec 19 20:53:26.900 INFO [stderr]    |
Dec 19 20:53:26.900 INFO [stderr] 37 |         Err(e) => undef.clone(),
Dec 19 20:53:26.900 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:26.900 INFO [stderr] 
Dec 19 20:53:26.900 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:26.900 INFO [stderr]   --> src/profiler/mod.rs:42:13
Dec 19 20:53:26.900 INFO [stderr]    |
Dec 19 20:53:26.900 INFO [stderr] 42 |         Err(e) => undef.clone(),
Dec 19 20:53:26.900 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:26.900 INFO [stderr] 
Dec 19 20:53:26.900 INFO [stderr] warning: unused variable: `repo`
Dec 19 20:53:26.900 INFO [stderr]   --> src/git/mod.rs:11:7
Dec 19 20:53:26.900 INFO [stderr]    |
Dec 19 20:53:26.900 INFO [stderr] 11 |   let repo = match Repository::clone(url, ".hydra") {
Dec 19 20:53:26.900 INFO [stderr]    |       ^^^^ help: consider using `_repo` instead
Dec 19 20:53:26.900 INFO [stderr] 
Dec 19 20:53:26.904 INFO [stderr] warning: unused variable: `remote_repo`
Dec 19 20:53:26.904 INFO [stderr]  --> src/git/mod.rs:7:26
Dec 19 20:53:26.904 INFO [stderr]   |
Dec 19 20:53:26.904 INFO [stderr] 7 | pub fn clone_remote_repo(remote_repo: &str) -> Result<(String), Error>{
Dec 19 20:53:26.904 INFO [stderr]   |                          ^^^^^^^^^^^ help: consider using `_remote_repo` instead
Dec 19 20:53:26.904 INFO [stderr] 
Dec 19 20:53:26.904 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:26.904 INFO [stderr]   --> src/main.rs:21:21
Dec 19 20:53:26.904 INFO [stderr]    |
Dec 19 20:53:26.904 INFO [stderr] 21 |                 Err(e) => println!("{}", "{\"error\" : \"error\"}"),
Dec 19 20:53:26.904 INFO [stderr]    |                     ^ help: consider using `_e` instead
Dec 19 20:53:26.904 INFO [stderr] 
Dec 19 20:53:26.904 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:26.904 INFO [stderr]   --> src/main.rs:23:13
Dec 19 20:53:26.904 INFO [stderr]    |
Dec 19 20:53:26.904 INFO [stderr] 23 |         Err(e) => println!("{}", "{\"error\" : \"error\"}"),
Dec 19 20:53:26.904 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:26.904 INFO [stderr] 
Dec 19 20:53:26.913 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:53:26.914 INFO [stderr]  --> src/serializer/mod.rs:8:9
Dec 19 20:53:26.914 INFO [stderr]   |
Dec 19 20:53:26.914 INFO [stderr] 8 |     let mut s: String = String::new();
Dec 19 20:53:26.914 INFO [stderr]   |         ----^
Dec 19 20:53:26.914 INFO [stderr]   |         |
Dec 19 20:53:26.914 INFO [stderr]   |         help: remove this `mut`
Dec 19 20:53:26.914 INFO [stderr]   |
Dec 19 20:53:26.914 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 19 20:53:26.920 INFO [stderr] 
Dec 19 20:53:27.056 INFO [stderr] warning: function is never used: `status`
Dec 19 20:53:27.057 INFO [stderr]  --> src/docker/mod.rs:5:1
Dec 19 20:53:27.057 INFO [stderr]   |
Dec 19 20:53:27.057 INFO [stderr] 5 | pub fn status() {
Dec 19 20:53:27.057 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 19 20:53:27.057 INFO [stderr]   |
Dec 19 20:53:27.057 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 20:53:27.057 INFO [stderr] 
Dec 19 20:53:27.057 INFO [stderr] warning: function is never used: `clone_remote_repo`
Dec 19 20:53:27.057 INFO [stderr]  --> src/git/mod.rs:7:1
Dec 19 20:53:27.057 INFO [stderr]   |
Dec 19 20:53:27.057 INFO [stderr] 7 | pub fn clone_remote_repo(remote_repo: &str) -> Result<(String), Error>{
Dec 19 20:53:27.057 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:53:27.057 INFO [stderr] 
Dec 19 20:53:27.104 INFO [stderr] warning: unused import: `ErrorKind`
Dec 19 20:53:27.104 INFO [stderr]  --> src/profiler/mod.rs:3:22
Dec 19 20:53:27.104 INFO [stderr]   |
Dec 19 20:53:27.104 INFO [stderr] 3 | use std::io::{Error, ErrorKind};
Dec 19 20:53:27.104 INFO [stderr]   |                      ^^^^^^^^^
Dec 19 20:53:27.104 INFO [stderr]   |
Dec 19 20:53:27.104 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:53:27.104 INFO [stderr] 
Dec 19 20:53:27.108 INFO [stderr] warning: unused import: `ErrorKind`
Dec 19 20:53:27.108 INFO [stderr]  --> src/git/mod.rs:3:22
Dec 19 20:53:27.108 INFO [stderr]   |
Dec 19 20:53:27.108 INFO [stderr] 3 | use std::io::{Error, ErrorKind};
Dec 19 20:53:27.108 INFO [stderr]   |                      ^^^^^^^^^
Dec 19 20:53:27.108 INFO [stderr] 
Dec 19 20:53:27.322 INFO [stderr] warning: unused variable: `s`
Dec 19 20:53:27.322 INFO [stderr]  --> src/serializer/mod.rs:8:13
Dec 19 20:53:27.322 INFO [stderr]   |
Dec 19 20:53:27.322 INFO [stderr] 8 |     let mut s: String = String::new();
Dec 19 20:53:27.322 INFO [stderr]   |             ^ help: consider using `_s` instead
Dec 19 20:53:27.322 INFO [stderr]   |
Dec 19 20:53:27.323 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.323 INFO [stderr] warning: unused variable: `z`
Dec 19 20:53:27.323 INFO [stderr]   --> src/profiler/mod.rs:16:9
Dec 19 20:53:27.323 INFO [stderr]    |
Dec 19 20:53:27.323 INFO [stderr] 16 |     let z: u32 = u32::min_value();
Dec 19 20:53:27.323 INFO [stderr]    |         ^ help: consider using `_z` instead
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.323 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:27.323 INFO [stderr]   --> src/profiler/mod.rs:22:13
Dec 19 20:53:27.323 INFO [stderr]    |
Dec 19 20:53:27.323 INFO [stderr] 22 |         Err(e) => undef.clone(),
Dec 19 20:53:27.323 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.323 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:27.323 INFO [stderr]   --> src/profiler/mod.rs:27:13
Dec 19 20:53:27.323 INFO [stderr]    |
Dec 19 20:53:27.323 INFO [stderr] 27 |         Err(e) => json_z.clone(),
Dec 19 20:53:27.323 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.323 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:27.323 INFO [stderr]   --> src/profiler/mod.rs:32:13
Dec 19 20:53:27.323 INFO [stderr]    |
Dec 19 20:53:27.323 INFO [stderr] 32 |         Err(e) => undef.clone(),
Dec 19 20:53:27.323 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.323 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:27.323 INFO [stderr]   --> src/profiler/mod.rs:37:13
Dec 19 20:53:27.323 INFO [stderr]    |
Dec 19 20:53:27.323 INFO [stderr] 37 |         Err(e) => undef.clone(),
Dec 19 20:53:27.323 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.323 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:27.323 INFO [stderr]   --> src/profiler/mod.rs:42:13
Dec 19 20:53:27.323 INFO [stderr]    |
Dec 19 20:53:27.323 INFO [stderr] 42 |         Err(e) => undef.clone(),
Dec 19 20:53:27.323 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.323 INFO [stderr] warning: unused variable: `repo`
Dec 19 20:53:27.323 INFO [stderr]   --> src/git/mod.rs:11:7
Dec 19 20:53:27.323 INFO [stderr]    |
Dec 19 20:53:27.323 INFO [stderr] 11 |   let repo = match Repository::clone(url, ".hydra") {
Dec 19 20:53:27.323 INFO [stderr]    |       ^^^^ help: consider using `_repo` instead
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.323 INFO [stderr] warning: unused variable: `remote_repo`
Dec 19 20:53:27.323 INFO [stderr]  --> src/git/mod.rs:7:26
Dec 19 20:53:27.323 INFO [stderr]   |
Dec 19 20:53:27.323 INFO [stderr] 7 | pub fn clone_remote_repo(remote_repo: &str) -> Result<(String), Error>{
Dec 19 20:53:27.323 INFO [stderr]   |                          ^^^^^^^^^^^ help: consider using `_remote_repo` instead
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.323 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:27.323 INFO [stderr]   --> src/main.rs:21:21
Dec 19 20:53:27.323 INFO [stderr]    |
Dec 19 20:53:27.323 INFO [stderr] 21 |                 Err(e) => println!("{}", "{\"error\" : \"error\"}"),
Dec 19 20:53:27.323 INFO [stderr]    |                     ^ help: consider using `_e` instead
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.323 INFO [stderr] warning: unused variable: `e`
Dec 19 20:53:27.323 INFO [stderr]   --> src/main.rs:23:13
Dec 19 20:53:27.323 INFO [stderr]    |
Dec 19 20:53:27.323 INFO [stderr] 23 |         Err(e) => println!("{}", "{\"error\" : \"error\"}"),
Dec 19 20:53:27.323 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 20:53:27.323 INFO [stderr] 
Dec 19 20:53:27.327 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:53:27.327 INFO [stderr]  --> src/serializer/mod.rs:8:9
Dec 19 20:53:27.327 INFO [stderr]   |
Dec 19 20:53:27.327 INFO [stderr] 8 |     let mut s: String = String::new();
Dec 19 20:53:27.327 INFO [stderr]   |         ----^
Dec 19 20:53:27.327 INFO [stderr]   |         |
Dec 19 20:53:27.327 INFO [stderr]   |         help: remove this `mut`
Dec 19 20:53:27.327 INFO [stderr]   |
Dec 19 20:53:27.327 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 19 20:53:27.327 INFO [stderr] 
Dec 19 20:53:27.430 INFO [stderr] warning: function is never used: `status`
Dec 19 20:53:27.430 INFO [stderr]  --> src/docker/mod.rs:5:1
Dec 19 20:53:27.430 INFO [stderr]   |
Dec 19 20:53:27.430 INFO [stderr] 5 | pub fn status() {
Dec 19 20:53:27.430 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 19 20:53:27.430 INFO [stderr]   |
Dec 19 20:53:27.430 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 20:53:27.430 INFO [stderr] 
Dec 19 20:53:27.430 INFO [stderr] warning: function is never used: `clone_remote_repo`
Dec 19 20:53:27.430 INFO [stderr]  --> src/git/mod.rs:7:1
Dec 19 20:53:27.430 INFO [stderr]   |
Dec 19 20:53:27.430 INFO [stderr] 7 | pub fn clone_remote_repo(remote_repo: &str) -> Result<(String), Error>{
Dec 19 20:53:27.430 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:53:27.430 INFO [stderr] 
Dec 19 20:53:27.464 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 05s
Dec 19 20:53:28.275 INFO running `"docker" "inspect" "30ad84d7c3c4d99b8d897ac4efb1a710805b7b8f0b733ca5c2c985808dab58be"`
Dec 19 20:53:28.514 INFO running `"docker" "rm" "-f" "30ad84d7c3c4d99b8d897ac4efb1a710805b7b8f0b733ca5c2c985808dab58be"`
Dec 19 20:53:28.738 INFO [stdout] 30ad84d7c3c4d99b8d897ac4efb1a710805b7b8f0b733ca5c2c985808dab58be