Dec 05 05:16:23.267 INFO checking tongue-0.1.2 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 05:16:23.268 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 05 05:16:23.717 INFO [stdout] 574fb93ae8f9c217f5ceb566a52e69ced2cef554f7d5a4c68bd0c34fbb114b2e
Dec 05 05:16:23.727 INFO running `"docker" "start" "-a" "574fb93ae8f9c217f5ceb566a52e69ced2cef554f7d5a4c68bd0c34fbb114b2e"`
Dec 05 05:16:24.856 INFO [stderr] usermod: no changes
Dec 05 05:16:24.971 INFO [stderr]     Checking tongue v0.1.2 (/source)
Dec 05 05:16:25.814 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 05:16:25.814 INFO [stderr]  --> src/lib.rs:1:1
Dec 05 05:16:25.814 INFO [stderr]   |
Dec 05 05:16:25.814 INFO [stderr] 1 | #[macro_use]
Dec 05 05:16:25.814 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 05:16:25.814 INFO [stderr]   |
Dec 05 05:16:25.814 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 05:16:25.814 INFO [stderr] 
Dec 05 05:16:25.814 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 05 05:16:25.814 INFO [stderr]   --> src/tongue/terminal.rs:55:25
Dec 05 05:16:25.814 INFO [stderr]    |
Dec 05 05:16:25.814 INFO [stderr] 55 |         term.c_cflag |= (libc::CS8);
Dec 05 05:16:25.814 INFO [stderr]    |                         ^^^^^^^^^^^ help: remove these parentheses
Dec 05 05:16:25.814 INFO [stderr]    |
Dec 05 05:16:25.814 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 05 05:16:25.814 INFO [stderr] 
Dec 05 05:16:26.091 INFO [stderr] warning: unused variable: `n`
Dec 05 05:16:26.091 INFO [stderr]   --> src/tongue/evaluator.rs:60:16
Dec 05 05:16:26.091 INFO [stderr]    |
Dec 05 05:16:26.091 INFO [stderr] 60 |             Ok(n) => {},
Dec 05 05:16:26.091 INFO [stderr]    |                ^ help: consider using `_n` instead
Dec 05 05:16:26.091 INFO [stderr]    |
Dec 05 05:16:26.091 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:16:26.091 INFO [stderr] 
Dec 05 05:16:26.139 INFO [stderr] warning: variable does not need to be mutable
Dec 05 05:16:26.139 INFO [stderr]   --> src/tongue/evaluator.rs:23:10
Dec 05 05:16:26.139 INFO [stderr]    |
Dec 05 05:16:26.139 INFO [stderr] 23 | fn _eval(mut n: Node, config: &mut Config) {
Dec 05 05:16:26.139 INFO [stderr]    |          ----^
Dec 05 05:16:26.139 INFO [stderr]    |          |
Dec 05 05:16:26.139 INFO [stderr]    |          help: remove this `mut`
Dec 05 05:16:26.139 INFO [stderr]    |
Dec 05 05:16:26.139 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 05:16:26.139 INFO [stderr] 
Dec 05 05:16:26.159 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:16:26.159 INFO [stderr]  --> src/tongue/util.rs:6:5
Dec 05 05:16:26.159 INFO [stderr]   |
Dec 05 05:16:26.159 INFO [stderr] 6 |     handle.read(&mut buffer);
Dec 05 05:16:26.159 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:16:26.159 INFO [stderr]   |
Dec 05 05:16:26.159 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 05 05:16:26.159 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:16:26.159 INFO [stderr] 
Dec 05 05:16:26.159 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:16:26.159 INFO [stderr]   --> src/tongue/util.rs:12:5
Dec 05 05:16:26.159 INFO [stderr]    |
Dec 05 05:16:26.159 INFO [stderr] 12 |     buf_writer.write(s.as_bytes());
Dec 05 05:16:26.159 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:16:26.159 INFO [stderr]    |
Dec 05 05:16:26.159 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:16:26.159 INFO [stderr] 
Dec 05 05:16:26.159 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:16:26.159 INFO [stderr]   --> src/tongue/util.rs:13:5
Dec 05 05:16:26.159 INFO [stderr]    |
Dec 05 05:16:26.159 INFO [stderr] 13 |     buf_writer.flush();
Dec 05 05:16:26.159 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 05:16:26.159 INFO [stderr]    |
Dec 05 05:16:26.159 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:16:26.159 INFO [stderr] 
Dec 05 05:16:26.175 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 05:16:26.175 INFO [stderr]  --> src/lib.rs:1:1
Dec 05 05:16:26.175 INFO [stderr]   |
Dec 05 05:16:26.175 INFO [stderr] 1 | #[macro_use]
Dec 05 05:16:26.175 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 05:16:26.175 INFO [stderr]   |
Dec 05 05:16:26.175 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 05:16:26.175 INFO [stderr] 
Dec 05 05:16:26.175 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 05 05:16:26.175 INFO [stderr]   --> src/tongue/terminal.rs:55:25
Dec 05 05:16:26.175 INFO [stderr]    |
Dec 05 05:16:26.175 INFO [stderr] 55 |         term.c_cflag |= (libc::CS8);
Dec 05 05:16:26.175 INFO [stderr]    |                         ^^^^^^^^^^^ help: remove these parentheses
Dec 05 05:16:26.175 INFO [stderr]    |
Dec 05 05:16:26.175 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 05 05:16:26.175 INFO [stderr] 
Dec 05 05:16:26.587 INFO [stderr] warning: unused variable: `n`
Dec 05 05:16:26.587 INFO [stderr]   --> src/tongue/evaluator.rs:60:16
Dec 05 05:16:26.587 INFO [stderr]    |
Dec 05 05:16:26.587 INFO [stderr] 60 |             Ok(n) => {},
Dec 05 05:16:26.587 INFO [stderr]    |                ^ help: consider using `_n` instead
Dec 05 05:16:26.602 INFO [stderr]    |
Dec 05 05:16:26.603 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:16:26.603 INFO [stderr] 
Dec 05 05:16:26.603 INFO [stderr] warning: unused variable: `expected`
Dec 05 05:16:26.603 INFO [stderr]    --> src/tongue/lexer.rs:160:13
Dec 05 05:16:26.603 INFO [stderr]     |
Dec 05 05:16:26.603 INFO [stderr] 160 |         let expected: Vec<String> = vec![
Dec 05 05:16:26.603 INFO [stderr]     |             ^^^^^^^^ help: consider using `_expected` instead
Dec 05 05:16:26.603 INFO [stderr] 
Dec 05 05:16:26.603 INFO [stderr] warning: unused variable: `got`
Dec 05 05:16:26.606 INFO [stderr]    --> src/tongue/lexer.rs:166:13
Dec 05 05:16:26.607 INFO [stderr]     |
Dec 05 05:16:26.607 INFO [stderr] 166 |         let got = tokenize("println(\"Hello, World!\")");
Dec 05 05:16:26.607 INFO [stderr]     |             ^^^ help: consider using `_got` instead
Dec 05 05:16:26.607 INFO [stderr] 
Dec 05 05:16:26.607 INFO [stderr] warning: unused variable: `node`
Dec 05 05:16:26.607 INFO [stderr]    --> src/tongue/parser.rs:129:9
Dec 05 05:16:26.607 INFO [stderr]     |
Dec 05 05:16:26.607 INFO [stderr] 129 |     let node = Node {
Dec 05 05:16:26.607 INFO [stderr]     |         ^^^^ help: consider using `_node` instead
Dec 05 05:16:26.607 INFO [stderr] 
Dec 05 05:16:26.754 INFO [stderr] warning: variable does not need to be mutable
Dec 05 05:16:26.754 INFO [stderr]   --> src/tongue/evaluator.rs:23:10
Dec 05 05:16:26.754 INFO [stderr]    |
Dec 05 05:16:26.754 INFO [stderr] 23 | fn _eval(mut n: Node, config: &mut Config) {
Dec 05 05:16:26.754 INFO [stderr]    |          ----^
Dec 05 05:16:26.754 INFO [stderr]    |          |
Dec 05 05:16:26.754 INFO [stderr]    |          help: remove this `mut`
Dec 05 05:16:26.754 INFO [stderr]    |
Dec 05 05:16:26.754 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 05:16:26.754 INFO [stderr] 
Dec 05 05:16:26.771 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:16:26.771 INFO [stderr]  --> src/tongue/util.rs:6:5
Dec 05 05:16:26.771 INFO [stderr]   |
Dec 05 05:16:26.771 INFO [stderr] 6 |     handle.read(&mut buffer);
Dec 05 05:16:26.771 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:16:26.771 INFO [stderr]   |
Dec 05 05:16:26.771 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 05 05:16:26.771 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:16:26.771 INFO [stderr] 
Dec 05 05:16:26.771 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:16:26.771 INFO [stderr]   --> src/tongue/util.rs:12:5
Dec 05 05:16:26.771 INFO [stderr]    |
Dec 05 05:16:26.771 INFO [stderr] 12 |     buf_writer.write(s.as_bytes());
Dec 05 05:16:26.771 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:16:26.771 INFO [stderr]    |
Dec 05 05:16:26.771 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:16:26.771 INFO [stderr] 
Dec 05 05:16:26.771 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 05:16:26.771 INFO [stderr]   --> src/tongue/util.rs:13:5
Dec 05 05:16:26.771 INFO [stderr]    |
Dec 05 05:16:26.771 INFO [stderr] 13 |     buf_writer.flush();
Dec 05 05:16:26.771 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 05:16:26.771 INFO [stderr]    |
Dec 05 05:16:26.771 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 05:16:26.771 INFO [stderr] 
Dec 05 05:16:27.507 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
Dec 05 05:16:27.507 INFO [stderr] su: No module specific data is present
Dec 05 05:16:28.061 INFO running `"docker" "inspect" "574fb93ae8f9c217f5ceb566a52e69ced2cef554f7d5a4c68bd0c34fbb114b2e"`
Dec 05 05:16:28.292 INFO running `"docker" "rm" "-f" "574fb93ae8f9c217f5ceb566a52e69ced2cef554f7d5a4c68bd0c34fbb114b2e"`
Dec 05 05:16:28.568 INFO [stdout] 574fb93ae8f9c217f5ceb566a52e69ced2cef554f7d5a4c68bd0c34fbb114b2e