Oct 12 19:29:20.475 INFO checking jsalzbergedu/Hello-Rust against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 19:29:20.475 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 19:29:20.931 INFO blam! babd76757a72f9dcfbba8adff3660abdea79e4284e5f3d389e80f394601bd49f
Oct 12 19:29:20.932 INFO running `"docker" "start" "-a" "babd76757a72f9dcfbba8adff3660abdea79e4284e5f3d389e80f394601bd49f"`
Oct 12 19:29:23.387 INFO kablam! usermod: no changes
Oct 12 19:29:23.532 INFO kablam!    Compiling gdk-pixbuf v0.1.2
Oct 12 19:29:23.532 INFO kablam!    Compiling gio v0.1.2
Oct 12 19:29:23.532 INFO kablam!    Compiling cairo-rs v0.1.2
Oct 12 19:29:23.532 INFO kablam!     Checking c_vec v1.2.0
Oct 12 19:29:23.532 INFO kablam!    Compiling gdk v0.5.2
Oct 12 19:29:23.536 INFO kablam!    Compiling gtk v0.1.2
Oct 12 19:29:23.536 INFO kablam!    Compiling glib-sys v0.3.3
Oct 12 19:29:23.536 INFO kablam!    Compiling gobject-sys v0.3.3
Oct 12 19:29:25.066 INFO kablam!    Compiling gio-sys v0.3.3
Oct 12 19:29:26.192 INFO kablam!    Compiling cairo-sys-rs v0.3.3
Oct 12 19:29:26.244 INFO kablam!    Compiling pango-sys v0.3.3
Oct 12 19:29:26.768 INFO kablam!    Compiling gdk-pixbuf-sys v0.3.3
Oct 12 19:29:26.885 INFO kablam!    Compiling gdk-sys v0.3.3
Oct 12 19:29:27.173 INFO kablam!    Compiling atk-sys v0.3.3
Oct 12 19:29:27.640 INFO kablam!    Compiling gtk-sys v0.3.3
Oct 12 19:29:33.658 INFO kablam!     Checking glib v0.1.2
Oct 12 19:29:38.015 INFO kablam!     Checking pango v0.1.2
Oct 12 19:30:09.229 INFO kablam!     Checking hello_world v0.0.1 (/source)
Oct 12 19:30:09.721 INFO kablam! warning: unused import: `std::env`
Oct 12 19:30:09.721 INFO kablam!  --> src/main.rs:1:5
Oct 12 19:30:09.721 INFO kablam!   |
Oct 12 19:30:09.721 INFO kablam! 1 | use std::env; // cool as shizzle
Oct 12 19:30:09.721 INFO kablam!   |     ^^^^^^^^
Oct 12 19:30:09.721 INFO kablam!   |
Oct 12 19:30:09.721 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:30:09.721 INFO kablam! 
Oct 12 19:30:09.740 INFO kablam! warning: unused import: `std::env`
Oct 12 19:30:09.740 INFO kablam!  --> src/main.rs:1:5
Oct 12 19:30:09.741 INFO kablam!   |
Oct 12 19:30:09.741 INFO kablam! 1 | use std::env; // cool as shizzle
Oct 12 19:30:09.741 INFO kablam!   |     ^^^^^^^^
Oct 12 19:30:09.742 INFO kablam!   |
Oct 12 19:30:09.742 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:30:09.742 INFO kablam! 
Oct 12 19:30:09.773 INFO kablam! warning: function is never used: `find`
Oct 12 19:30:09.773 INFO kablam!  --> src/main.rs:3:1
Oct 12 19:30:09.773 INFO kablam!   |
Oct 12 19:30:09.774 INFO kablam! 3 | fn find(haystack: &str, needle: char) -> Option<usize> {
Oct 12 19:30:09.774 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:30:09.774 INFO kablam!   |
Oct 12 19:30:09.775 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 19:30:09.775 INFO kablam! 
Oct 12 19:30:09.775 INFO kablam! warning: function is never used: `extension_explicit`
Oct 12 19:30:09.775 INFO kablam!   --> src/main.rs:24:1
Oct 12 19:30:09.776 INFO kablam!    |
Oct 12 19:30:09.776 INFO kablam! 24 | fn extension_explicit(file_name: &str) -> Option<&str> { // Just an example, use std's extension for extensions
Oct 12 19:30:09.776 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:30:09.777 INFO kablam! 
Oct 12 19:30:09.781 INFO kablam! warning: function is never used: `find`
Oct 12 19:30:09.781 INFO kablam!  --> src/main.rs:3:1
Oct 12 19:30:09.781 INFO kablam!   |
Oct 12 19:30:09.781 INFO kablam! 3 | fn find(haystack: &str, needle: char) -> Option<usize> {
Oct 12 19:30:09.781 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:30:09.781 INFO kablam!   |
Oct 12 19:30:09.781 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 19:30:09.781 INFO kablam! 
Oct 12 19:30:09.781 INFO kablam! warning: function is never used: `extension_explicit`
Oct 12 19:30:09.781 INFO kablam!   --> src/main.rs:24:1
Oct 12 19:30:09.781 INFO kablam!    |
Oct 12 19:30:09.781 INFO kablam! 24 | fn extension_explicit(file_name: &str) -> Option<&str> { // Just an example, use std's extension for extensions
Oct 12 19:30:09.781 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:30:09.781 INFO kablam! 
Oct 12 19:30:09.831 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 46.41s
Oct 12 19:30:09.831 INFO kablam! su: No module specific data is present
Oct 12 19:30:10.516 INFO running `"docker" "rm" "-f" "babd76757a72f9dcfbba8adff3660abdea79e4284e5f3d389e80f394601bd49f"`
Oct 12 19:30:10.792 INFO blam! babd76757a72f9dcfbba8adff3660abdea79e4284e5f3d389e80f394601bd49f