Sep 01 09:03:27.286 INFO checking c4-0.1.0 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Sep 01 09:03:27.286 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Sep 01 09:03:27.287 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 09:03:27.457 INFO blam! 725cbadb7c21a546569c385d6162305307e8397a0a17153ba7d62c3cb60df089
Sep 01 09:03:27.459 INFO running `"docker" "start" "-a" "725cbadb7c21a546569c385d6162305307e8397a0a17153ba7d62c3cb60df089"`
Sep 01 09:03:28.051 INFO kablam!     Checking c4 v0.1.0 (file:///source)
Sep 01 09:03:28.973 INFO kablam! warning: enum is never used: `Value`
Sep 01 09:03:28.973 INFO kablam!  --> src/parser/mod.rs:5:1
Sep 01 09:03:28.973 INFO kablam!   |
Sep 01 09:03:28.973 INFO kablam! 5 | pub enum Value {
Sep 01 09:03:28.973 INFO kablam!   | ^^^^^^^^^^^^^^
Sep 01 09:03:28.973 INFO kablam!   |
Sep 01 09:03:28.973 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 01 09:03:28.973 INFO kablam! 
Sep 01 09:03:28.973 INFO kablam! warning: method is never used: `from_vec`
Sep 01 09:03:28.973 INFO kablam!   --> src/parser/mod.rs:11:5
Sep 01 09:03:28.973 INFO kablam!    |
Sep 01 09:03:28.973 INFO kablam! 11 |     pub fn from_vec(v: Vec<String>) -> Self {
Sep 01 09:03:28.973 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:03:28.973 INFO kablam! 
Sep 01 09:03:28.973 INFO kablam! warning: method is never used: `from_str`
Sep 01 09:03:28.973 INFO kablam!   --> src/parser/mod.rs:15:5
Sep 01 09:03:28.974 INFO kablam!    |
Sep 01 09:03:28.974 INFO kablam! 15 |     pub fn from_str(s: &str) -> Self {
Sep 01 09:03:28.974 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:03:28.974 INFO kablam! 
Sep 01 09:03:28.974 INFO kablam! warning: method is never used: `from_string`
Sep 01 09:03:28.974 INFO kablam!   --> src/parser/mod.rs:19:5
Sep 01 09:03:28.974 INFO kablam!    |
Sep 01 09:03:28.974 INFO kablam! 19 |     pub fn from_string(s: &String) -> Self {
Sep 01 09:03:28.974 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:03:28.974 INFO kablam! 
Sep 01 09:03:28.974 INFO kablam! warning: struct is never constructed: `Property`
Sep 01 09:03:28.974 INFO kablam!   --> src/parser/mod.rs:24:1
Sep 01 09:03:28.974 INFO kablam!    |
Sep 01 09:03:28.974 INFO kablam! 24 | struct Property {
Sep 01 09:03:28.974 INFO kablam!    | ^^^^^^^^^^^^^^^
Sep 01 09:03:28.974 INFO kablam! 
Sep 01 09:03:28.974 INFO kablam! warning: method is never used: `new`
Sep 01 09:03:28.974 INFO kablam!   --> src/parser/mod.rs:30:5
Sep 01 09:03:28.975 INFO kablam!    |
Sep 01 09:03:28.975 INFO kablam! 30 |     pub fn new(_id: String, _value: Value) -> Self {
Sep 01 09:03:28.975 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:03:28.975 INFO kablam! 
Sep 01 09:03:28.975 INFO kablam! warning: struct is never constructed: `Rule`
Sep 01 09:03:28.975 INFO kablam!   --> src/parser/mod.rs:35:1
Sep 01 09:03:28.975 INFO kablam!    |
Sep 01 09:03:28.975 INFO kablam! 35 | struct Rule {
Sep 01 09:03:28.975 INFO kablam!    | ^^^^^^^^^^^
Sep 01 09:03:28.975 INFO kablam! 
Sep 01 09:03:28.975 INFO kablam! warning: struct is never constructed: `Selector`
Sep 01 09:03:28.975 INFO kablam!   --> src/parser/mod.rs:39:1
Sep 01 09:03:28.975 INFO kablam!    |
Sep 01 09:03:28.975 INFO kablam! 39 | struct Selector(Vec<Rule>);
Sep 01 09:03:28.975 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:03:28.975 INFO kablam! 
Sep 01 09:03:28.986 INFO kablam! warning: enum is never used: `Value`
Sep 01 09:03:28.986 INFO kablam!  --> src/parser/mod.rs:5:1
Sep 01 09:03:28.986 INFO kablam!   |
Sep 01 09:03:28.986 INFO kablam! 5 | pub enum Value {
Sep 01 09:03:28.986 INFO kablam!   | ^^^^^^^^^^^^^^
Sep 01 09:03:28.986 INFO kablam!   |
Sep 01 09:03:28.986 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 01 09:03:28.986 INFO kablam! 
Sep 01 09:03:28.986 INFO kablam! warning: method is never used: `from_vec`
Sep 01 09:03:28.986 INFO kablam!   --> src/parser/mod.rs:11:5
Sep 01 09:03:28.986 INFO kablam!    |
Sep 01 09:03:28.986 INFO kablam! 11 |     pub fn from_vec(v: Vec<String>) -> Self {
Sep 01 09:03:28.987 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:03:28.987 INFO kablam! 
Sep 01 09:03:28.987 INFO kablam! warning: method is never used: `from_str`
Sep 01 09:03:28.987 INFO kablam!   --> src/parser/mod.rs:15:5
Sep 01 09:03:28.987 INFO kablam!    |
Sep 01 09:03:28.987 INFO kablam! 15 |     pub fn from_str(s: &str) -> Self {
Sep 01 09:03:28.987 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:03:28.987 INFO kablam! 
Sep 01 09:03:28.987 INFO kablam! warning: method is never used: `from_string`
Sep 01 09:03:28.987 INFO kablam!   --> src/parser/mod.rs:19:5
Sep 01 09:03:28.987 INFO kablam!    |
Sep 01 09:03:28.987 INFO kablam! 19 |     pub fn from_string(s: &String) -> Self {
Sep 01 09:03:28.987 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:03:28.987 INFO kablam! 
Sep 01 09:03:28.987 INFO kablam! warning: struct is never constructed: `Property`
Sep 01 09:03:28.987 INFO kablam!   --> src/parser/mod.rs:24:1
Sep 01 09:03:28.987 INFO kablam!    |
Sep 01 09:03:28.987 INFO kablam! 24 | struct Property {
Sep 01 09:03:28.987 INFO kablam!    | ^^^^^^^^^^^^^^^
Sep 01 09:03:28.987 INFO kablam! 
Sep 01 09:03:28.987 INFO kablam! warning: method is never used: `new`
Sep 01 09:03:28.987 INFO kablam!   --> src/parser/mod.rs:30:5
Sep 01 09:03:28.987 INFO kablam!    |
Sep 01 09:03:28.988 INFO kablam! 30 |     pub fn new(_id: String, _value: Value) -> Self {
Sep 01 09:03:28.988 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:03:28.988 INFO kablam! 
Sep 01 09:03:28.988 INFO kablam! warning: struct is never constructed: `Rule`
Sep 01 09:03:28.988 INFO kablam!   --> src/parser/mod.rs:35:1
Sep 01 09:03:28.988 INFO kablam!    |
Sep 01 09:03:28.988 INFO kablam! 35 | struct Rule {
Sep 01 09:03:28.988 INFO kablam!    | ^^^^^^^^^^^
Sep 01 09:03:28.988 INFO kablam! 
Sep 01 09:03:28.988 INFO kablam! warning: struct is never constructed: `Selector`
Sep 01 09:03:28.988 INFO kablam!   --> src/parser/mod.rs:39:1
Sep 01 09:03:28.988 INFO kablam!    |
Sep 01 09:03:28.988 INFO kablam! 39 | struct Selector(Vec<Rule>);
Sep 01 09:03:28.988 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 09:03:28.988 INFO kablam! 
Sep 01 09:03:29.009 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Sep 01 09:03:29.012 INFO kablam! su: No module specific data is present
Sep 01 09:03:29.455 INFO running `"docker" "rm" "-f" "725cbadb7c21a546569c385d6162305307e8397a0a17153ba7d62c3cb60df089"`
Sep 01 09:03:29.546 INFO blam! 725cbadb7c21a546569c385d6162305307e8397a0a17153ba7d62c3cb60df089