Nov 30 11:05:17.239 INFO checking Floppy/ruby-version-badger against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 11:05:17.240 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-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"`
Nov 30 11:05:17.682 INFO [stdout] 7ec7dbadf9c94b8bc3ba5eb5089686f23d6f6e09d85d2f82789f7c7001576c9d
Nov 30 11:05:17.686 INFO running `"docker" "start" "-a" "7ec7dbadf9c94b8bc3ba5eb5089686f23d6f6e09d85d2f82789f7c7001576c9d"`
Nov 30 11:05:18.520 INFO [stderr] usermod: no changes
Nov 30 11:05:18.585 INFO [stderr] warning: unused manifest key: package.target
Nov 30 11:05:18.860 INFO [stderr]     Checking memchr v0.1.11
Nov 30 11:05:18.868 INFO [stderr]     Checking serde_json v1.0.10
Nov 30 11:05:18.868 INFO [stderr]     Checking mio v0.6.13
Nov 30 11:05:18.872 INFO [stderr]     Checking regex v0.2.6
Nov 30 11:05:18.872 INFO [stderr]     Checking thread-id v2.0.0
Nov 30 11:05:18.876 INFO [stderr]     Checking mount v0.3.0
Nov 30 11:05:19.876 INFO [stderr]     Checking aho-corasick v0.5.3
Nov 30 11:05:20.661 INFO [stderr]     Checking thread_local v0.2.7
Nov 30 11:05:22.856 INFO [stderr]     Checking regex v0.1.80
Nov 30 11:05:24.970 INFO [stderr]     Checking tokio-core v0.1.12
Nov 30 11:05:25.664 INFO [stderr]     Checking staticfile v0.4.0
Nov 30 11:05:28.664 INFO [stderr]     Checking env_logger v0.3.5
Nov 30 11:05:28.676 INFO [stderr]     Checking tokio-proto v0.1.1
Nov 30 11:05:28.676 INFO [stderr]     Checking tokio-tls v0.1.4
Nov 30 11:05:33.236 INFO [stderr]     Checking hyper v0.11.21
Nov 30 11:05:38.875 INFO [stderr]     Checking hyper-tls v0.1.2
Nov 30 11:05:41.322 INFO [stderr]     Checking reqwest v0.8.5
Nov 30 11:05:45.249 INFO [stderr]     Checking ruby-version-badger v0.1.1 (/source)
Nov 30 11:05:52.924 INFO [stderr] warning: value assigned to `version` is never read
Nov 30 11:05:52.924 INFO [stderr]   --> src/ruby.rs:19:13
Nov 30 11:05:52.924 INFO [stderr]    |
Nov 30 11:05:52.924 INFO [stderr] 19 |     let mut version = "unknown".to_string();
Nov 30 11:05:52.924 INFO [stderr]    |             ^^^^^^^
Nov 30 11:05:52.924 INFO [stderr]    |
Nov 30 11:05:52.924 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 11:05:52.924 INFO [stderr] 
Nov 30 11:05:52.924 INFO [stderr] warning: value assigned to `version` is never read
Nov 30 11:05:52.924 INFO [stderr]   --> src/rust.rs:19:13
Nov 30 11:05:52.924 INFO [stderr]    |
Nov 30 11:05:52.924 INFO [stderr] 19 |     let mut version = "unknown".to_string();
Nov 30 11:05:52.924 INFO [stderr]    |             ^^^^^^^
Nov 30 11:05:52.924 INFO [stderr] 
Nov 30 11:05:52.924 INFO [stderr] warning: value assigned to `version` is never read
Nov 30 11:05:52.924 INFO [stderr]   --> src/node.rs:18:13
Nov 30 11:05:52.924 INFO [stderr]    |
Nov 30 11:05:52.924 INFO [stderr] 18 |     let mut version = "unknown".to_string();
Nov 30 11:05:52.924 INFO [stderr]    |             ^^^^^^^
Nov 30 11:05:52.924 INFO [stderr] 
Nov 30 11:05:52.976 INFO [stderr] warning: function is never used: `language`
Nov 30 11:05:52.976 INFO [stderr]   --> src/config.rs:11:1
Nov 30 11:05:52.976 INFO [stderr]    |
Nov 30 11:05:52.976 INFO [stderr] 11 | pub fn language(lang: String) -> Result<yaml::Yaml, Error> {
Nov 30 11:05:52.976 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 11:05:52.976 INFO [stderr]    |
Nov 30 11:05:52.976 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 11:05:52.976 INFO [stderr] 
Nov 30 11:05:52.976 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 11:05:52.976 INFO [stderr]   --> src/main.rs:20:5
Nov 30 11:05:52.976 INFO [stderr]    |
Nov 30 11:05:52.976 INFO [stderr] 20 |     env_logger::init();
Nov 30 11:05:52.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 30 11:05:52.976 INFO [stderr]    |
Nov 30 11:05:52.976 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 11:05:52.976 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 11:05:52.976 INFO [stderr] 
Nov 30 11:05:53.072 INFO [stderr] warning: value assigned to `version` is never read
Nov 30 11:05:53.072 INFO [stderr]   --> src/ruby.rs:19:13
Nov 30 11:05:53.072 INFO [stderr]    |
Nov 30 11:05:53.072 INFO [stderr] 19 |     let mut version = "unknown".to_string();
Nov 30 11:05:53.072 INFO [stderr]    |             ^^^^^^^
Nov 30 11:05:53.072 INFO [stderr]    |
Nov 30 11:05:53.072 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 11:05:53.072 INFO [stderr] 
Nov 30 11:05:53.072 INFO [stderr] warning: value assigned to `version` is never read
Nov 30 11:05:53.072 INFO [stderr]   --> src/rust.rs:19:13
Nov 30 11:05:53.072 INFO [stderr]    |
Nov 30 11:05:53.072 INFO [stderr] 19 |     let mut version = "unknown".to_string();
Nov 30 11:05:53.072 INFO [stderr]    |             ^^^^^^^
Nov 30 11:05:53.072 INFO [stderr] 
Nov 30 11:05:53.072 INFO [stderr] warning: value assigned to `version` is never read
Nov 30 11:05:53.072 INFO [stderr]   --> src/node.rs:18:13
Nov 30 11:05:53.072 INFO [stderr]    |
Nov 30 11:05:53.072 INFO [stderr] 18 |     let mut version = "unknown".to_string();
Nov 30 11:05:53.072 INFO [stderr]    |             ^^^^^^^
Nov 30 11:05:53.072 INFO [stderr] 
Nov 30 11:05:53.140 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 11:05:53.140 INFO [stderr]   --> src/main.rs:20:5
Nov 30 11:05:53.140 INFO [stderr]    |
Nov 30 11:05:53.140 INFO [stderr] 20 |     env_logger::init();
Nov 30 11:05:53.140 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 30 11:05:53.140 INFO [stderr]    |
Nov 30 11:05:53.140 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 11:05:53.140 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 11:05:53.140 INFO [stderr] 
Nov 30 11:05:53.178 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.62s
Nov 30 11:05:53.205 INFO [stderr] su: No module specific data is present
Nov 30 11:05:53.940 INFO running `"docker" "inspect" "7ec7dbadf9c94b8bc3ba5eb5089686f23d6f6e09d85d2f82789f7c7001576c9d"`
Nov 30 11:05:54.409 INFO running `"docker" "rm" "-f" "7ec7dbadf9c94b8bc3ba5eb5089686f23d6f6e09d85d2f82789f7c7001576c9d"`
Nov 30 11:05:54.664 INFO [stdout] 7ec7dbadf9c94b8bc3ba5eb5089686f23d6f6e09d85d2f82789f7c7001576c9d