Sep 19 16:55:34.263 INFO checking NishanthSpShetty/crust against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352 Sep 19 16:55:34.263 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets Sep 19 16:55:34.263 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-0/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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=1000" "-e" "CMD=cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"` Sep 19 16:55:34.501 INFO blam! f4f82ec00f015cf55437810f25d63e74af2239a378f1d9e5917979aba5f4a9d5 Sep 19 16:55:34.505 INFO running `"docker" "start" "-a" "f4f82ec00f015cf55437810f25d63e74af2239a378f1d9e5917979aba5f4a9d5"` Sep 19 16:55:35.609 INFO kablam! usermod: no changes Sep 19 16:55:35.698 INFO kablam! Checking crust v0.1.0 (/source) Sep 19 16:55:36.126 INFO kablam! warning: unused variable: `ah` Sep 19 16:55:36.126 INFO kablam! --> examples/if.rs:14:13 Sep 19 16:55:36.126 INFO kablam! | Sep 19 16:55:36.126 INFO kablam! 14 | let mut ah: i32; Sep 19 16:55:36.126 INFO kablam! | ^^ help: consider using `_ah` instead Sep 19 16:55:36.126 INFO kablam! | Sep 19 16:55:36.126 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 19 16:55:36.126 INFO kablam! Sep 19 16:55:36.126 INFO kablam! warning: variable does not need to be mutable Sep 19 16:55:36.126 INFO kablam! --> examples/if.rs:10:9 Sep 19 16:55:36.126 INFO kablam! | Sep 19 16:55:36.126 INFO kablam! 10 | let mut a: u16 = 0; Sep 19 16:55:36.126 INFO kablam! | ----^ Sep 19 16:55:36.126 INFO kablam! | | Sep 19 16:55:36.126 INFO kablam! | help: remove this `mut` Sep 19 16:55:36.126 INFO kablam! | Sep 19 16:55:36.126 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 19 16:55:36.126 INFO kablam! Sep 19 16:55:36.126 INFO kablam! warning: variable does not need to be mutable Sep 19 16:55:36.126 INFO kablam! --> examples/if.rs:11:9 Sep 19 16:55:36.126 INFO kablam! | Sep 19 16:55:36.126 INFO kablam! 11 | let mut b: u16 = 9; Sep 19 16:55:36.126 INFO kablam! | ----^ Sep 19 16:55:36.126 INFO kablam! | | Sep 19 16:55:36.126 INFO kablam! | help: remove this `mut` Sep 19 16:55:36.126 INFO kablam! Sep 19 16:55:36.126 INFO kablam! warning: variable does not need to be mutable Sep 19 16:55:36.126 INFO kablam! --> examples/if.rs:14:9 Sep 19 16:55:36.126 INFO kablam! | Sep 19 16:55:36.126 INFO kablam! 14 | let mut ah: i32; Sep 19 16:55:36.126 INFO kablam! | ----^^ Sep 19 16:55:36.126 INFO kablam! | | Sep 19 16:55:36.126 INFO kablam! | help: remove this `mut` Sep 19 16:55:36.127 INFO kablam! Sep 19 16:55:36.318 INFO kablam! warning: doc comment not used by rustdoc Sep 19 16:55:36.318 INFO kablam! --> examples/class.rs:21:9 Sep 19 16:55:36.318 INFO kablam! | Sep 19 16:55:36.318 INFO kablam! 21 | / /** Crust tries to identify return statement and replace with rust equivalent Sep 19 16:55:36.318 INFO kablam! 22 | | * shorthand notation. If error found in this line, Please replace shorthand notation Sep 19 16:55:36.318 INFO kablam! 23 | | * with return statement Sep 19 16:55:36.318 INFO kablam! 24 | | **/ Sep 19 16:55:36.318 INFO kablam! | |____________^ Sep 19 16:55:36.322 INFO kablam! | Sep 19 16:55:36.322 INFO kablam! = note: #[warn(unused_doc_comments)] on by default Sep 19 16:55:36.322 INFO kablam! Sep 19 16:55:36.322 INFO kablam! warning: doc comment not used by rustdoc Sep 19 16:55:36.322 INFO kablam! --> examples/class.rs:28:9 Sep 19 16:55:36.322 INFO kablam! | Sep 19 16:55:36.322 INFO kablam! 28 | / /** Crust tries to identify return statement and replace with rust equivalent Sep 19 16:55:36.322 INFO kablam! 29 | | * shorthand notation. If error found in this line, Please replace shorthand notation Sep 19 16:55:36.322 INFO kablam! 30 | | * with return statement Sep 19 16:55:36.322 INFO kablam! 31 | | **/ Sep 19 16:55:36.322 INFO kablam! | |____________^ Sep 19 16:55:36.322 INFO kablam! Sep 19 16:55:36.322 INFO kablam! warning: doc comment not used by rustdoc Sep 19 16:55:36.322 INFO kablam! --> examples/class.rs:56:5 Sep 19 16:55:36.322 INFO kablam! | Sep 19 16:55:36.322 INFO kablam! 56 | / /** Declaration of a structure should be completed with initialization of it's fields Sep 19 16:55:36.322 INFO kablam! 57 | | * It should be in the following format Sep 19 16:55:36.322 INFO kablam! 58 | | * let variable:struct_name = struct_name { member1:value1, member2:value2,..} Sep 19 16:55:36.322 INFO kablam! 59 | | */ Sep 19 16:55:36.322 INFO kablam! | |_______^ Sep 19 16:55:36.322 INFO kablam! Sep 19 16:55:36.322 INFO kablam! warning: doc comment not used by rustdoc Sep 19 16:55:36.322 INFO kablam! --> examples/class.rs:64:5 Sep 19 16:55:36.322 INFO kablam! | Sep 19 16:55:36.322 INFO kablam! 64 | / /** Declaration of a structure should be completed with initialization of it's fields Sep 19 16:55:36.322 INFO kablam! 65 | | * It should be in the following format Sep 19 16:55:36.322 INFO kablam! 66 | | * let variable:struct_name = struct_name { member1:value1, member2:value2,..} Sep 19 16:55:36.322 INFO kablam! 67 | | */ Sep 19 16:55:36.322 INFO kablam! | |_______^ Sep 19 16:55:36.322 INFO kablam! Sep 19 16:55:36.322 INFO kablam! warning: doc comment not used by rustdoc Sep 19 16:55:36.322 INFO kablam! --> examples/class.rs:71:5 Sep 19 16:55:36.322 INFO kablam! | Sep 19 16:55:36.322 INFO kablam! 71 | / /** Declaration of a structure should be completed with initialization of it's fields Sep 19 16:55:36.322 INFO kablam! 72 | | * It should be in the following format Sep 19 16:55:36.322 INFO kablam! 73 | | * let variable:struct_name = struct_name { member1:value1, member2:value2,..} Sep 19 16:55:36.322 INFO kablam! 74 | | */ Sep 19 16:55:36.322 INFO kablam! | |_______^ Sep 19 16:55:36.322 INFO kablam! Sep 19 16:55:36.326 INFO kablam! error[E0061]: this function takes 1 parameter but 0 parameters were supplied Sep 19 16:55:36.326 INFO kablam! --> examples/class.rs:69:7 Sep 19 16:55:36.326 INFO kablam! | Sep 19 16:55:36.326 INFO kablam! 27 | pub fn getInt(&self, a: i32) -> i32 { Sep 19 16:55:36.326 INFO kablam! | ----------------------------------- defined here Sep 19 16:55:36.326 INFO kablam! ... Sep 19 16:55:36.326 INFO kablam! 69 | a.getInt(); Sep 19 16:55:36.326 INFO kablam! | ^^^^^^ expected 1 parameter Sep 19 16:55:36.346 INFO kablam! Sep 19 16:55:36.346 INFO kablam! error: aborting due to previous error Sep 19 16:55:36.354 INFO kablam! warning: doc comment not used by rustdoc Sep 19 16:55:36.354 INFO kablam! --> examples/main.rs:12:5 Sep 19 16:55:36.354 INFO kablam! | Sep 19 16:55:36.354 INFO kablam! 12 | / /** Crust tries to identify return statement and replace with rust equivalent Sep 19 16:55:36.354 INFO kablam! 13 | | * shorthand notation. If error found in this line, Please replace shorthand notation Sep 19 16:55:36.354 INFO kablam! 14 | | * with return statement Sep 19 16:55:36.354 INFO kablam! 15 | | **/ Sep 19 16:55:36.354 INFO kablam! | |________^ Sep 19 16:55:36.366 INFO kablam! | Sep 19 16:55:36.366 INFO kablam! = note: #[warn(unused_doc_comments)] on by default Sep 19 16:55:36.366 INFO kablam! Sep 19 16:55:36.366 INFO kablam! warning: doc comment not used by rustdoc Sep 19 16:55:36.366 INFO kablam! --> examples/main.rs:19:5 Sep 19 16:55:36.366 INFO kablam! | Sep 19 16:55:36.366 INFO kablam! 19 | / /** Crust tries to identify return statement and replace with rust equivalent Sep 19 16:55:36.366 INFO kablam! 20 | | * shorthand notation. If error found in this line, Please replace shorthand notation Sep 19 16:55:36.366 INFO kablam! 21 | | * with return statement Sep 19 16:55:36.366 INFO kablam! 22 | | **/ Sep 19 16:55:36.366 INFO kablam! | |________^ Sep 19 16:55:36.366 INFO kablam! Sep 19 16:55:36.374 INFO kablam! Sep 19 16:55:36.374 INFO kablam! For more information about this error, try `rustc --explain E0061`. Sep 19 16:55:36.374 INFO kablam! error: Could not compile `crust`. Sep 19 16:55:36.374 INFO kablam! warning: build failed, waiting for other jobs to finish... Sep 19 16:55:36.406 INFO kablam! error[E0425]: cannot find value `c` in this scope Sep 19 16:55:36.406 INFO kablam! --> examples/prog.rs:10:22 Sep 19 16:55:36.406 INFO kablam! | Sep 19 16:55:36.406 INFO kablam! 10 | let mut b: i32 = c + b + c; Sep 19 16:55:36.406 INFO kablam! | ^ not found in this scope Sep 19 16:55:36.406 INFO kablam! Sep 19 16:55:36.406 INFO kablam! error[E0425]: cannot find value `b` in this scope Sep 19 16:55:36.406 INFO kablam! --> examples/prog.rs:10:26 Sep 19 16:55:36.406 INFO kablam! | Sep 19 16:55:36.406 INFO kablam! 10 | let mut b: i32 = c + b + c; Sep 19 16:55:36.406 INFO kablam! | ^ not found in this scope Sep 19 16:55:36.406 INFO kablam! Sep 19 16:55:36.406 INFO kablam! error[E0425]: cannot find value `c` in this scope Sep 19 16:55:36.406 INFO kablam! --> examples/prog.rs:10:30 Sep 19 16:55:36.406 INFO kablam! | Sep 19 16:55:36.406 INFO kablam! 10 | let mut b: i32 = c + b + c; Sep 19 16:55:36.406 INFO kablam! | ^ not found in this scope Sep 19 16:55:36.406 INFO kablam! Sep 19 16:55:36.406 INFO kablam! error[E0423]: expected value, found builtin type `i32` Sep 19 16:55:36.406 INFO kablam! --> examples/prog.rs:13:44 Sep 19 16:55:36.406 INFO kablam! | Sep 19 16:55:36.406 INFO kablam! 13 | let mut a: i32 = b + std::mem::size_of(i32); Sep 19 16:55:36.406 INFO kablam! | ^^^ not a value Sep 19 16:55:36.406 INFO kablam! Sep 19 16:55:36.407 INFO kablam! error[E0061]: this function takes 0 parameters but 1 parameter was supplied Sep 19 16:55:36.407 INFO kablam! --> examples/prog.rs:13:26 Sep 19 16:55:36.407 INFO kablam! | Sep 19 16:55:36.407 INFO kablam! 13 | let mut a: i32 = b + std::mem::size_of(i32); Sep 19 16:55:36.407 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^ expected 0 parameters Sep 19 16:55:36.407 INFO kablam! Sep 19 16:55:36.407 INFO kablam! error[E0308]: mismatched types Sep 19 16:55:36.407 INFO kablam! --> examples/prog.rs:13:26 Sep 19 16:55:36.407 INFO kablam! | Sep 19 16:55:36.407 INFO kablam! 13 | let mut a: i32 = b + std::mem::size_of(i32); Sep 19 16:55:36.407 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^ expected i32, found usize Sep 19 16:55:36.407 INFO kablam! Sep 19 16:55:36.413 INFO kablam! warning: doc comment not used by rustdoc Sep 19 16:55:36.413 INFO kablam! --> examples/struct.rs:20:5 Sep 19 16:55:36.413 INFO kablam! | Sep 19 16:55:36.413 INFO kablam! 20 | / /** Declaration of a structure should be completed with initialization of it's fields Sep 19 16:55:36.413 INFO kablam! 21 | | * It should be in the following format Sep 19 16:55:36.413 INFO kablam! 22 | | * let variable:struct_name = struct_name { member1:value1, member2:value2,..} Sep 19 16:55:36.413 INFO kablam! 23 | | */ Sep 19 16:55:36.413 INFO kablam! | |_______^ Sep 19 16:55:36.413 INFO kablam! | Sep 19 16:55:36.413 INFO kablam! = note: #[warn(unused_doc_comments)] on by default Sep 19 16:55:36.413 INFO kablam! Sep 19 16:55:36.413 INFO kablam! warning: doc comment not used by rustdoc Sep 19 16:55:36.413 INFO kablam! --> examples/struct.rs:30:5 Sep 19 16:55:36.413 INFO kablam! | Sep 19 16:55:36.413 INFO kablam! 30 | / /** Declaration of a structure should be completed with initialization of it's fields Sep 19 16:55:36.413 INFO kablam! 31 | | * It should be in the following format Sep 19 16:55:36.413 INFO kablam! 32 | | * let variable:struct_name = struct_name { member1:value1, member2:value2,..} Sep 19 16:55:36.413 INFO kablam! 33 | | */ Sep 19 16:55:36.413 INFO kablam! | |_______^ Sep 19 16:55:36.413 INFO kablam! Sep 19 16:55:36.416 INFO kablam! error[E0277]: cannot add `usize` to `i32` Sep 19 16:55:36.416 INFO kablam! --> examples/prog.rs:13:24 Sep 19 16:55:36.416 INFO kablam! | Sep 19 16:55:36.416 INFO kablam! 13 | let mut a: i32 = b + std::mem::size_of(i32); Sep 19 16:55:36.416 INFO kablam! | ^ no implementation for `i32 + usize` Sep 19 16:55:36.416 INFO kablam! | Sep 19 16:55:36.416 INFO kablam! = help: the trait `std::ops::Add` is not implemented for `i32` Sep 19 16:55:36.416 INFO kablam! Sep 19 16:55:36.416 INFO kablam! error: aborting due to 7 previous errors Sep 19 16:55:36.416 INFO kablam! Sep 19 16:55:36.416 INFO kablam! Some errors occurred: E0061, E0277, E0308, E0423, E0425. Sep 19 16:55:36.416 INFO kablam! For more information about an error, try `rustc --explain E0061`. Sep 19 16:55:36.429 INFO kablam! error: Could not compile `crust`. Sep 19 16:55:36.429 INFO kablam! warning: build failed, waiting for other jobs to finish... Sep 19 16:55:36.446 INFO kablam! warning: unused variable: `argc` Sep 19 16:55:36.446 INFO kablam! --> examples/main.rs:11:13 Sep 19 16:55:36.446 INFO kablam! | Sep 19 16:55:36.446 INFO kablam! 11 | let mut argc = argv.len(); Sep 19 16:55:36.446 INFO kablam! | ^^^^ help: consider using `_argc` instead Sep 19 16:55:36.446 INFO kablam! | Sep 19 16:55:36.446 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 19 16:55:36.446 INFO kablam! Sep 19 16:55:36.450 INFO kablam! warning: variable does not need to be mutable Sep 19 16:55:36.450 INFO kablam! --> examples/main.rs:10:9 Sep 19 16:55:36.450 INFO kablam! | Sep 19 16:55:36.450 INFO kablam! 10 | let mut argv: Vec<_> = std::env::args().collect(); Sep 19 16:55:36.450 INFO kablam! | ----^^^^ Sep 19 16:55:36.450 INFO kablam! | | Sep 19 16:55:36.450 INFO kablam! | help: remove this `mut` Sep 19 16:55:36.450 INFO kablam! | Sep 19 16:55:36.450 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 19 16:55:36.450 INFO kablam! Sep 19 16:55:36.450 INFO kablam! warning: variable does not need to be mutable Sep 19 16:55:36.450 INFO kablam! --> examples/main.rs:11:9 Sep 19 16:55:36.450 INFO kablam! | Sep 19 16:55:36.450 INFO kablam! 11 | let mut argc = argv.len(); Sep 19 16:55:36.450 INFO kablam! | ----^^^^ Sep 19 16:55:36.450 INFO kablam! | | Sep 19 16:55:36.450 INFO kablam! | help: remove this `mut` Sep 19 16:55:36.450 INFO kablam! Sep 19 16:55:36.451 INFO kablam! warning: function is never used: `hello` Sep 19 16:55:36.451 INFO kablam! --> examples/main.rs:18:1 Sep 19 16:55:36.451 INFO kablam! | Sep 19 16:55:36.451 INFO kablam! 18 | fn hello() -> i32 { Sep 19 16:55:36.451 INFO kablam! | ^^^^^^^^^^^^^^^^^ Sep 19 16:55:36.451 INFO kablam! | Sep 19 16:55:36.451 INFO kablam! = note: #[warn(dead_code)] on by default Sep 19 16:55:36.451 INFO kablam! Sep 19 16:55:36.458 INFO kablam! warning: unused variable: `fp` Sep 19 16:55:36.458 INFO kablam! --> examples/struct.rs:24:9 Sep 19 16:55:36.458 INFO kablam! | Sep 19 16:55:36.458 INFO kablam! 24 | let fp = FilePointer { Sep 19 16:55:36.458 INFO kablam! | ^^ help: consider using `_fp` instead Sep 19 16:55:36.478 INFO kablam! | Sep 19 16:55:36.478 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 19 16:55:36.478 INFO kablam! Sep 19 16:55:36.478 INFO kablam! warning: unused variable: `decl_a` Sep 19 16:55:36.478 INFO kablam! --> examples/struct.rs:34:9 Sep 19 16:55:36.478 INFO kablam! | Sep 19 16:55:36.478 INFO kablam! 34 | let decl_a = A { Sep 19 16:55:36.478 INFO kablam! | ^^^^^^ help: consider using `_decl_a` instead Sep 19 16:55:36.478 INFO kablam! Sep 19 16:55:36.478 INFO kablam! warning: field is never used: `stdin` Sep 19 16:55:36.478 INFO kablam! --> examples/struct.rs:8:5 Sep 19 16:55:36.478 INFO kablam! | Sep 19 16:55:36.478 INFO kablam! 8 | stdin: i32, Sep 19 16:55:36.478 INFO kablam! | ^^^^^^^^^^ Sep 19 16:55:36.478 INFO kablam! | Sep 19 16:55:36.478 INFO kablam! = note: #[warn(dead_code)] on by default Sep 19 16:55:36.478 INFO kablam! Sep 19 16:55:36.478 INFO kablam! warning: field is never used: `stdout` Sep 19 16:55:36.478 INFO kablam! --> examples/struct.rs:9:5 Sep 19 16:55:36.478 INFO kablam! | Sep 19 16:55:36.478 INFO kablam! 9 | stdout: i32, Sep 19 16:55:36.478 INFO kablam! | ^^^^^^^^^^^ Sep 19 16:55:36.478 INFO kablam! Sep 19 16:55:36.478 INFO kablam! warning: field is never used: `stderr` Sep 19 16:55:36.478 INFO kablam! --> examples/struct.rs:10:5 Sep 19 16:55:36.478 INFO kablam! | Sep 19 16:55:36.478 INFO kablam! 10 | stderr: i32, Sep 19 16:55:36.479 INFO kablam! | ^^^^^^^^^^^ Sep 19 16:55:36.479 INFO kablam! Sep 19 16:55:36.479 INFO kablam! warning: field is never used: `EOF` Sep 19 16:55:36.479 INFO kablam! --> examples/struct.rs:11:5 Sep 19 16:55:36.479 INFO kablam! | Sep 19 16:55:36.479 INFO kablam! 11 | EOF: char, Sep 19 16:55:36.479 INFO kablam! | ^^^^^^^^^ Sep 19 16:55:36.479 INFO kablam! Sep 19 16:55:36.479 INFO kablam! warning: field is never used: `a` Sep 19 16:55:36.479 INFO kablam! --> examples/struct.rs:14:5 Sep 19 16:55:36.479 INFO kablam! | Sep 19 16:55:36.479 INFO kablam! 14 | a: i32, Sep 19 16:55:36.479 INFO kablam! | ^^^^^^ Sep 19 16:55:36.479 INFO kablam! Sep 19 16:55:36.479 INFO kablam! warning: field is never used: `b` Sep 19 16:55:36.479 INFO kablam! --> examples/struct.rs:15:5 Sep 19 16:55:36.479 INFO kablam! | Sep 19 16:55:36.479 INFO kablam! 15 | b: i32, Sep 19 16:55:36.479 INFO kablam! | ^^^^^^ Sep 19 16:55:36.479 INFO kablam! Sep 19 16:55:36.479 INFO kablam! warning: field is never used: `c` Sep 19 16:55:36.479 INFO kablam! --> examples/struct.rs:16:5 Sep 19 16:55:36.479 INFO kablam! | Sep 19 16:55:36.479 INFO kablam! 16 | c: i32, Sep 19 16:55:36.479 INFO kablam! | ^^^^^^ Sep 19 16:55:36.479 INFO kablam! Sep 19 16:55:36.479 INFO kablam! warning: field is never used: `fa` Sep 19 16:55:36.479 INFO kablam! --> examples/struct.rs:17:5 Sep 19 16:55:36.479 INFO kablam! | Sep 19 16:55:36.479 INFO kablam! 17 | fa: f32, Sep 19 16:55:36.479 INFO kablam! | ^^^^^^^ Sep 19 16:55:36.479 INFO kablam! Sep 19 16:55:36.479 INFO kablam! warning: structure field `EOF` should have a snake case name such as `eof` Sep 19 16:55:36.479 INFO kablam! --> examples/struct.rs:11:5 Sep 19 16:55:36.479 INFO kablam! | Sep 19 16:55:36.479 INFO kablam! 11 | EOF: char, Sep 19 16:55:36.479 INFO kablam! | ^^^^^^^^^ Sep 19 16:55:36.479 INFO kablam! | Sep 19 16:55:36.479 INFO kablam! = note: #[warn(non_snake_case)] on by default Sep 19 16:55:36.479 INFO kablam! Sep 19 16:55:37.460 INFO kablam! warning: unused arithmetic operation which must be used Sep 19 16:55:37.460 INFO kablam! --> src/library/parser/mod.rs:1578:21 Sep 19 16:55:37.460 INFO kablam! | Sep 19 16:55:37.460 INFO kablam! 1578 | thead + 1; Sep 19 16:55:37.460 INFO kablam! | ^^^^^^^^^ Sep 19 16:55:37.460 INFO kablam! | Sep 19 16:55:37.460 INFO kablam! = note: #[warn(unused_must_use)] on by default Sep 19 16:55:37.460 INFO kablam! Sep 19 16:55:37.554 INFO kablam! warning: unused arithmetic operation which must be used Sep 19 16:55:37.554 INFO kablam! --> src/library/parser/mod.rs:1578:21 Sep 19 16:55:37.554 INFO kablam! | Sep 19 16:55:37.554 INFO kablam! 1578 | thead + 1; Sep 19 16:55:37.554 INFO kablam! | ^^^^^^^^^ Sep 19 16:55:37.554 INFO kablam! | Sep 19 16:55:37.554 INFO kablam! = note: #[warn(unused_must_use)] on by default Sep 19 16:55:37.554 INFO kablam! Sep 19 16:55:37.596 INFO kablam! error: build failed Sep 19 16:55:37.596 INFO kablam! su: No module specific data is present Sep 19 16:55:38.625 INFO running `"docker" "rm" "-f" "f4f82ec00f015cf55437810f25d63e74af2239a378f1d9e5917979aba5f4a9d5"` Sep 19 16:55:38.746 INFO blam! f4f82ec00f015cf55437810f25d63e74af2239a378f1d9e5917979aba5f4a9d5