Nov 28 13:36:26.262 INFO checking Floppy/ruby-version-badger against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 13:36:26.262 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 13:36:26.591 INFO [stdout] d01e2434442cbdf43334045ef4c026bd7ad9b7efbf3b2199bc00f4270c1857ff
Nov 28 13:36:26.600 INFO running `"docker" "start" "-a" "d01e2434442cbdf43334045ef4c026bd7ad9b7efbf3b2199bc00f4270c1857ff"`
Nov 28 13:36:27.483 INFO [stderr] usermod: no changes
Nov 28 13:36:27.532 INFO [stderr] warning: unused manifest key: package.target
Nov 28 13:36:27.881 INFO [stderr]     Checking memchr v0.1.11
Nov 28 13:36:27.888 INFO [stderr]    Compiling openssl-sys v0.9.27
Nov 28 13:36:27.912 INFO [stderr]     Checking serde_json v1.0.10
Nov 28 13:36:27.938 INFO [stderr]     Checking regex v0.2.6
Nov 28 13:36:27.940 INFO [stderr]     Checking thread-id v2.0.0
Nov 28 13:36:27.943 INFO [stderr]     Checking tokio-proto v0.1.1
Nov 28 13:36:27.953 INFO [stderr]     Checking iron v0.5.1
Nov 28 13:36:30.468 INFO [stderr]     Checking aho-corasick v0.5.3
Nov 28 13:36:30.551 INFO [stderr]     Checking thread_local v0.2.7
Nov 28 13:36:33.483 INFO [stderr]     Checking regex v0.1.80
Nov 28 13:36:35.852 INFO [stderr]    Compiling openssl v0.9.24
Nov 28 13:36:37.789 INFO [stderr]     Checking mount v0.3.0
Nov 28 13:36:37.789 INFO [stderr]     Checking router v0.5.1
Nov 28 13:36:41.444 INFO [stderr]     Checking hyper v0.11.21
Nov 28 13:36:44.000 INFO [stderr]     Checking env_logger v0.3.5
Nov 28 13:36:44.180 INFO [stderr]     Checking staticfile v0.4.0
Nov 28 13:36:50.520 INFO [stderr]     Checking native-tls v0.1.5
Nov 28 13:36:52.104 INFO [stderr]     Checking tokio-tls v0.1.4
Nov 28 13:36:56.024 INFO [stderr]     Checking hyper-tls v0.1.2
Nov 28 13:36:58.254 INFO [stderr]     Checking reqwest v0.8.5
Nov 28 13:37:02.435 INFO [stderr]     Checking ruby-version-badger v0.1.1 (/source)
Nov 28 13:37:10.300 INFO [stderr] warning: value assigned to `version` is never read
Nov 28 13:37:10.301 INFO [stderr]   --> src/ruby.rs:19:13
Nov 28 13:37:10.301 INFO [stderr]    |
Nov 28 13:37:10.301 INFO [stderr] 19 |     let mut version = "unknown".to_string();
Nov 28 13:37:10.302 INFO [stderr]    |             ^^^^^^^
Nov 28 13:37:10.302 INFO [stderr]    |
Nov 28 13:37:10.302 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 13:37:10.303 INFO [stderr] 
Nov 28 13:37:10.303 INFO [stderr] warning: value assigned to `version` is never read
Nov 28 13:37:10.303 INFO [stderr]   --> src/rust.rs:19:13
Nov 28 13:37:10.303 INFO [stderr]    |
Nov 28 13:37:10.304 INFO [stderr] 19 |     let mut version = "unknown".to_string();
Nov 28 13:37:10.304 INFO [stderr]    |             ^^^^^^^
Nov 28 13:37:10.304 INFO [stderr] 
Nov 28 13:37:10.304 INFO [stderr] warning: value assigned to `version` is never read
Nov 28 13:37:10.305 INFO [stderr]   --> src/node.rs:18:13
Nov 28 13:37:10.305 INFO [stderr]    |
Nov 28 13:37:10.305 INFO [stderr] 18 |     let mut version = "unknown".to_string();
Nov 28 13:37:10.306 INFO [stderr]    |             ^^^^^^^
Nov 28 13:37:10.306 INFO [stderr] 
Nov 28 13:37:10.368 INFO [stderr] warning: function is never used: `language`
Nov 28 13:37:10.369 INFO [stderr]   --> src/config.rs:11:1
Nov 28 13:37:10.369 INFO [stderr]    |
Nov 28 13:37:10.369 INFO [stderr] 11 | pub fn language(lang: String) -> Result<yaml::Yaml, Error> {
Nov 28 13:37:10.370 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 13:37:10.370 INFO [stderr]    |
Nov 28 13:37:10.370 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 13:37:10.370 INFO [stderr] 
Nov 28 13:37:10.371 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:37:10.371 INFO [stderr]   --> src/main.rs:20:5
Nov 28 13:37:10.371 INFO [stderr]    |
Nov 28 13:37:10.371 INFO [stderr] 20 |     env_logger::init();
Nov 28 13:37:10.372 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 13:37:10.372 INFO [stderr]    |
Nov 28 13:37:10.372 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 13:37:10.373 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:37:10.373 INFO [stderr] 
Nov 28 13:37:10.729 INFO [stderr] warning: value assigned to `version` is never read
Nov 28 13:37:10.729 INFO [stderr]   --> src/ruby.rs:19:13
Nov 28 13:37:10.729 INFO [stderr]    |
Nov 28 13:37:10.730 INFO [stderr] 19 |     let mut version = "unknown".to_string();
Nov 28 13:37:10.730 INFO [stderr]    |             ^^^^^^^
Nov 28 13:37:10.730 INFO [stderr]    |
Nov 28 13:37:10.731 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 13:37:10.731 INFO [stderr] 
Nov 28 13:37:10.731 INFO [stderr] warning: value assigned to `version` is never read
Nov 28 13:37:10.732 INFO [stderr]   --> src/rust.rs:19:13
Nov 28 13:37:10.732 INFO [stderr]    |
Nov 28 13:37:10.732 INFO [stderr] 19 |     let mut version = "unknown".to_string();
Nov 28 13:37:10.733 INFO [stderr]    |             ^^^^^^^
Nov 28 13:37:10.733 INFO [stderr] 
Nov 28 13:37:10.733 INFO [stderr] warning: value assigned to `version` is never read
Nov 28 13:37:10.734 INFO [stderr]   --> src/node.rs:18:13
Nov 28 13:37:10.734 INFO [stderr]    |
Nov 28 13:37:10.734 INFO [stderr] 18 |     let mut version = "unknown".to_string();
Nov 28 13:37:10.734 INFO [stderr]    |             ^^^^^^^
Nov 28 13:37:10.735 INFO [stderr] 
Nov 28 13:37:10.817 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 13:37:10.817 INFO [stderr]   --> src/main.rs:20:5
Nov 28 13:37:10.818 INFO [stderr]    |
Nov 28 13:37:10.818 INFO [stderr] 20 |     env_logger::init();
Nov 28 13:37:10.818 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 13:37:10.819 INFO [stderr]    |
Nov 28 13:37:10.819 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 13:37:10.819 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 13:37:10.820 INFO [stderr] 
Nov 28 13:37:10.857 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.34s
Nov 28 13:37:10.880 INFO [stderr] su: No module specific data is present
Nov 28 13:37:11.676 INFO running `"docker" "inspect" "d01e2434442cbdf43334045ef4c026bd7ad9b7efbf3b2199bc00f4270c1857ff"`
Nov 28 13:37:11.914 INFO running `"docker" "rm" "-f" "d01e2434442cbdf43334045ef4c026bd7ad9b7efbf3b2199bc00f4270c1857ff"`
Nov 28 13:37:12.267 INFO [stdout] d01e2434442cbdf43334045ef4c026bd7ad9b7efbf3b2199bc00f4270c1857ff