Jul 11 15:04:59.861 INFO checking exceptional-lang/exceptional against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 11 15:04:59.861 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 15:04:59.862 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 15:04:59.862 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-1/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 15:05:00.098 INFO blam! f844e2eaf71312d6ceb13b79c52a249d34c646b98ff8f62ff98309837b82780b
Jul 11 15:05:00.101 INFO running `"docker" "start" "-a" "f844e2eaf71312d6ceb13b79c52a249d34c646b98ff8f62ff98309837b82780b"`
Jul 11 15:05:01.091 INFO kablam!     Checking num-traits v0.1.39
Jul 11 15:05:01.094 INFO kablam!     Checking libc v0.2.24
Jul 11 15:05:01.120 INFO kablam!    Compiling peg v0.4.0
Jul 11 15:05:01.129 INFO kablam!     Checking fern v0.4.0
Jul 11 15:05:07.083 INFO kablam!     Checking rand v0.3.15
Jul 11 15:05:07.083 INFO kablam!     Checking thread-id v3.1.0
Jul 11 15:05:07.083 INFO kablam!     Checking memchr v1.0.1
Jul 11 15:05:08.081 INFO kablam!     Checking thread_local v0.3.3
Jul 11 15:05:09.016 INFO kablam!     Checking aho-corasick v0.6.3
Jul 11 15:05:10.194 INFO kablam!     Checking num-integer v0.1.34
Jul 11 15:05:10.194 INFO kablam!     Checking num-complex v0.1.38
Jul 11 15:05:14.299 INFO kablam!     Checking num-iter v0.1.33
Jul 11 15:05:16.994 INFO kablam!     Checking regex v0.2.2
Jul 11 15:05:23.251 INFO kablam!    Compiling exceptional v0.1.0 (file:///source)
Jul 11 15:05:24.349 INFO kablam!     Checking num-bigint v0.1.39
Jul 11 15:05:29.357 INFO kablam!     Checking num-rational v0.1.38
Jul 11 15:05:31.256 INFO kablam!     Checking num v0.1.39
Jul 11 15:05:32.913 INFO kablam! warning: unused import: `ToBigInt`
Jul 11 15:05:32.913 INFO kablam!  --> src/native.rs:7:27
Jul 11 15:05:32.913 INFO kablam!   |
Jul 11 15:05:32.913 INFO kablam! 7 | use num::bigint::{BigInt, ToBigInt};
Jul 11 15:05:32.913 INFO kablam!   |                           ^^^^^^^^
Jul 11 15:05:32.913 INFO kablam!   |
Jul 11 15:05:32.914 INFO kablam!   = note: #[warn(unused_imports)] on by default
Jul 11 15:05:32.914 INFO kablam! 
Jul 11 15:05:32.914 INFO kablam! warning: unused import: `BigRational`
Jul 11 15:05:32.914 INFO kablam!  --> src/native.rs:8:21
Jul 11 15:05:32.914 INFO kablam!   |
Jul 11 15:05:32.914 INFO kablam! 8 | use num::rational::{BigRational, Ratio};
Jul 11 15:05:32.914 INFO kablam!   |                     ^^^^^^^^^^^
Jul 11 15:05:32.914 INFO kablam! 
Jul 11 15:05:32.914 INFO kablam! warning: unused import: `Shutdown`
Jul 11 15:05:32.914 INFO kablam!   --> src/native.rs:19:16
Jul 11 15:05:32.914 INFO kablam!    |
Jul 11 15:05:32.914 INFO kablam! 19 | use std::net::{Shutdown, TcpListener, TcpStream};
Jul 11 15:05:32.914 INFO kablam!    |                ^^^^^^^^
Jul 11 15:05:32.922 INFO kablam! 
Jul 11 15:05:32.934 INFO kablam! warning: unused import: `std::fs`
Jul 11 15:05:32.934 INFO kablam!   --> src/vm.rs:10:5
Jul 11 15:05:32.934 INFO kablam!    |
Jul 11 15:05:32.934 INFO kablam! 10 | use std::fs;
Jul 11 15:05:32.934 INFO kablam!    |     ^^^^^^^
Jul 11 15:05:32.935 INFO kablam! 
Jul 11 15:05:32.935 INFO kablam! warning: unused import: `std::fs::File`
Jul 11 15:05:32.935 INFO kablam!   --> src/vm.rs:11:5
Jul 11 15:05:32.935 INFO kablam!    |
Jul 11 15:05:32.935 INFO kablam! 11 | use std::fs::File;
Jul 11 15:05:32.935 INFO kablam!    |     ^^^^^^^^^^^^^
Jul 11 15:05:32.935 INFO kablam! 
Jul 11 15:05:32.936 INFO kablam! warning: unused import: `std::io::Write`
Jul 11 15:05:32.936 INFO kablam!   --> src/vm.rs:12:5
Jul 11 15:05:32.936 INFO kablam!    |
Jul 11 15:05:32.936 INFO kablam! 12 | use std::io::Write;
Jul 11 15:05:32.936 INFO kablam!    |     ^^^^^^^^^^^^^^
Jul 11 15:05:32.936 INFO kablam! 
Jul 11 15:05:33.340 INFO kablam! warning: unused import: `ToBigInt`
Jul 11 15:05:33.340 INFO kablam!  --> src/native.rs:7:27
Jul 11 15:05:33.340 INFO kablam!   |
Jul 11 15:05:33.340 INFO kablam! 7 | use num::bigint::{BigInt, ToBigInt};
Jul 11 15:05:33.340 INFO kablam!   |                           ^^^^^^^^
Jul 11 15:05:33.340 INFO kablam!   |
Jul 11 15:05:33.340 INFO kablam!   = note: #[warn(unused_imports)] on by default
Jul 11 15:05:33.340 INFO kablam! 
Jul 11 15:05:33.340 INFO kablam! warning: unused import: `BigRational`
Jul 11 15:05:33.340 INFO kablam!  --> src/native.rs:8:21
Jul 11 15:05:33.340 INFO kablam!   |
Jul 11 15:05:33.340 INFO kablam! 8 | use num::rational::{BigRational, Ratio};
Jul 11 15:05:33.340 INFO kablam!   |                     ^^^^^^^^^^^
Jul 11 15:05:33.346 INFO kablam! 
Jul 11 15:05:33.377 INFO kablam! warning: unused import: `std::io::Write`
Jul 11 15:05:33.377 INFO kablam!   --> src/vm.rs:12:5
Jul 11 15:05:33.377 INFO kablam!    |
Jul 11 15:05:33.377 INFO kablam! 12 | use std::io::Write;
Jul 11 15:05:33.377 INFO kablam!    |     ^^^^^^^^^^^^^^
Jul 11 15:05:33.377 INFO kablam! 
Jul 11 15:05:34.390 INFO kablam! warning: type annotations needed
Jul 11 15:05:34.390 INFO kablam!   --> src/instructions.rs:46:37
Jul 11 15:05:34.390 INFO kablam!    |
Jul 11 15:05:34.390 INFO kablam! 46 |         (self.function as *const _).cmp(&(other.function as *const _))
Jul 11 15:05:34.390 INFO kablam!    |                                     ^^^
Jul 11 15:05:34.390 INFO kablam!    |
Jul 11 15:05:34.390 INFO kablam!    = note: #[warn(tyvar_behind_raw_pointer)] on by default
Jul 11 15:05:34.390 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
Jul 11 15:05:34.390 INFO kablam!    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
Jul 11 15:05:34.390 INFO kablam! 
Jul 11 15:05:35.468 INFO kablam! warning: type annotations needed
Jul 11 15:05:35.468 INFO kablam!   --> src/instructions.rs:46:37
Jul 11 15:05:35.469 INFO kablam!    |
Jul 11 15:05:35.469 INFO kablam! 46 |         (self.function as *const _).cmp(&(other.function as *const _))
Jul 11 15:05:35.469 INFO kablam!    |                                     ^^^
Jul 11 15:05:35.474 INFO kablam!    |
Jul 11 15:05:35.474 INFO kablam!    = note: #[warn(tyvar_behind_raw_pointer)] on by default
Jul 11 15:05:35.475 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
Jul 11 15:05:35.475 INFO kablam!    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
Jul 11 15:05:35.475 INFO kablam! 
Jul 11 15:05:36.988 INFO kablam! warning: variable does not need to be mutable
Jul 11 15:05:36.988 INFO kablam!    --> src/native.rs:184:9
Jul 11 15:05:36.988 INFO kablam!     |
Jul 11 15:05:36.988 INFO kablam! 184 |     let mut stream = match TcpStream::connect(address) {
Jul 11 15:05:36.988 INFO kablam!     |         ----^^^^^^
Jul 11 15:05:36.988 INFO kablam!     |         |
Jul 11 15:05:36.988 INFO kablam!     |         help: remove this `mut`
Jul 11 15:05:36.988 INFO kablam!     |
Jul 11 15:05:36.988 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 15:05:36.988 INFO kablam! 
Jul 11 15:05:36.999 INFO kablam! warning: variable does not need to be mutable
Jul 11 15:05:36.999 INFO kablam!    --> src/native.rs:220:9
Jul 11 15:05:36.999 INFO kablam!     |
Jul 11 15:05:36.999 INFO kablam! 220 |     let mut listener = match TcpListener::bind(address) {
Jul 11 15:05:36.999 INFO kablam!     |         ----^^^^^^^^
Jul 11 15:05:36.999 INFO kablam!     |         |
Jul 11 15:05:36.999 INFO kablam!     |         help: remove this `mut`
Jul 11 15:05:36.999 INFO kablam! 
Jul 11 15:05:38.035 INFO kablam! warning: variant is never constructed: `File`
Jul 11 15:05:38.035 INFO kablam!   --> src/native.rs:23:5
Jul 11 15:05:38.035 INFO kablam!    |
Jul 11 15:05:38.035 INFO kablam! 23 |     File(File),
Jul 11 15:05:38.035 INFO kablam!    |     ^^^^^^^^^^
Jul 11 15:05:38.035 INFO kablam!    |
Jul 11 15:05:38.035 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 11 15:05:38.035 INFO kablam! 
Jul 11 15:05:38.035 INFO kablam! warning: variant is never constructed: `Nop`
Jul 11 15:05:38.035 INFO kablam!   --> src/instructions.rs:79:5
Jul 11 15:05:38.035 INFO kablam!    |
Jul 11 15:05:38.035 INFO kablam! 79 |     Nop,
Jul 11 15:05:38.035 INFO kablam!    |     ^^^
Jul 11 15:05:38.035 INFO kablam! 
Jul 11 15:05:38.037 INFO kablam! warning: method is never used: `empty`
Jul 11 15:05:38.037 INFO kablam!   --> src/vm.rs:60:5
Jul 11 15:05:38.037 INFO kablam!    |
Jul 11 15:05:38.037 INFO kablam! 60 |     pub fn empty() -> Vm {
Jul 11 15:05:38.037 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Jul 11 15:05:38.038 INFO kablam! 
Jul 11 15:05:38.039 INFO kablam! warning: method is never used: `pop`
Jul 11 15:05:38.039 INFO kablam!    --> src/vm.rs:237:5
Jul 11 15:05:38.039 INFO kablam!     |
Jul 11 15:05:38.039 INFO kablam! 237 |     pub fn pop(&mut self) -> Option<Value> {
Jul 11 15:05:38.039 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 15:05:38.039 INFO kablam! 
Jul 11 15:05:38.039 INFO kablam! warning: method is never used: `local_assign`
Jul 11 15:05:38.039 INFO kablam!    --> src/vm.rs:245:5
Jul 11 15:05:38.039 INFO kablam!     |
Jul 11 15:05:38.039 INFO kablam! 245 |     pub fn local_assign(&mut self, name: &String, value: Value) {
Jul 11 15:05:38.039 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 15:05:38.039 INFO kablam! 
Jul 11 15:05:38.039 INFO kablam! warning: method is never used: `blank`
Jul 11 15:05:38.039 INFO kablam!   --> src/closure.rs:20:5
Jul 11 15:05:38.039 INFO kablam!    |
Jul 11 15:05:38.039 INFO kablam! 20 |     pub fn blank() -> Closure {
Jul 11 15:05:38.039 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 15:05:38.039 INFO kablam! 
Jul 11 15:05:38.121 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 11 15:05:38.121 INFO kablam!   --> src/native.rs:33:17
Jul 11 15:05:38.121 INFO kablam!    |
Jul 11 15:05:38.121 INFO kablam! 33 |                 s.read_to_string(&mut buffer);
Jul 11 15:05:38.121 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 15:05:38.130 INFO kablam!    |
Jul 11 15:05:38.130 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Jul 11 15:05:38.130 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Jul 11 15:05:38.131 INFO kablam! 
Jul 11 15:05:38.758 INFO kablam! warning: unused variable: `listener`
Jul 11 15:05:38.758 INFO kablam!    --> src/native.rs:581:13
Jul 11 15:05:38.758 INFO kablam!     |
Jul 11 15:05:38.758 INFO kablam! 581 |         let listener = TcpListener::bind("127.0.0.1:8080").unwrap();
Jul 11 15:05:38.758 INFO kablam!     |             ^^^^^^^^ help: consider using `_listener` instead
Jul 11 15:05:38.758 INFO kablam!     |
Jul 11 15:05:38.759 INFO kablam!     = note: #[warn(unused_variables)] on by default
Jul 11 15:05:38.759 INFO kablam! 
Jul 11 15:05:38.759 INFO kablam! warning: unused variable: `socket_fd`
Jul 11 15:05:38.759 INFO kablam!    --> src/native.rs:589:13
Jul 11 15:05:38.759 INFO kablam!     |
Jul 11 15:05:38.759 INFO kablam! 589 |         let socket_fd = match vm.pop() {
Jul 11 15:05:38.759 INFO kablam!     |             ^^^^^^^^^ help: consider using `_socket_fd` instead
Jul 11 15:05:38.759 INFO kablam! 
Jul 11 15:05:38.759 INFO kablam! warning: unused variable: `socket_fd`
Jul 11 15:05:38.759 INFO kablam!    --> src/native.rs:608:13
Jul 11 15:05:38.759 INFO kablam!     |
Jul 11 15:05:38.759 INFO kablam! 608 |         let socket_fd = match vm.pop() {
Jul 11 15:05:38.759 INFO kablam!     |             ^^^^^^^^^ help: consider using `_socket_fd` instead
Jul 11 15:05:38.759 INFO kablam! 
Jul 11 15:05:38.759 INFO kablam! warning: unused variable: `socket`
Jul 11 15:05:38.759 INFO kablam!    --> src/native.rs:625:13
Jul 11 15:05:38.759 INFO kablam!     |
Jul 11 15:05:38.759 INFO kablam! 625 |         let socket = TcpStream::connect("127.0.0.1:8082").unwrap();
Jul 11 15:05:38.759 INFO kablam!     |             ^^^^^^ help: consider using `_socket` instead
Jul 11 15:05:38.759 INFO kablam! 
Jul 11 15:05:38.759 INFO kablam! warning: unused variable: `connector`
Jul 11 15:05:38.759 INFO kablam!    --> src/native.rs:674:17
Jul 11 15:05:38.759 INFO kablam!     |
Jul 11 15:05:38.760 INFO kablam! 674 |         let mut connector = TcpStream::connect("127.0.0.1:8084").unwrap();
Jul 11 15:05:38.760 INFO kablam!     |                 ^^^^^^^^^ help: consider using `_connector` instead
Jul 11 15:05:38.760 INFO kablam! 
Jul 11 15:05:39.125 INFO kablam! warning: variable does not need to be mutable
Jul 11 15:05:39.125 INFO kablam!    --> src/native.rs:184:9
Jul 11 15:05:39.125 INFO kablam!     |
Jul 11 15:05:39.125 INFO kablam! 184 |     let mut stream = match TcpStream::connect(address) {
Jul 11 15:05:39.125 INFO kablam!     |         ----^^^^^^
Jul 11 15:05:39.125 INFO kablam!     |         |
Jul 11 15:05:39.125 INFO kablam!     |         help: remove this `mut`
Jul 11 15:05:39.125 INFO kablam!     |
Jul 11 15:05:39.125 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 15:05:39.125 INFO kablam! 
Jul 11 15:05:39.132 INFO kablam! warning: variable does not need to be mutable
Jul 11 15:05:39.132 INFO kablam!    --> src/native.rs:220:9
Jul 11 15:05:39.132 INFO kablam!     |
Jul 11 15:05:39.132 INFO kablam! 220 |     let mut listener = match TcpListener::bind(address) {
Jul 11 15:05:39.132 INFO kablam!     |         ----^^^^^^^^
Jul 11 15:05:39.132 INFO kablam!     |         |
Jul 11 15:05:39.132 INFO kablam!     |         help: remove this `mut`
Jul 11 15:05:39.132 INFO kablam! 
Jul 11 15:05:39.252 INFO kablam! warning: variable does not need to be mutable
Jul 11 15:05:39.252 INFO kablam!    --> src/native.rs:674:13
Jul 11 15:05:39.252 INFO kablam!     |
Jul 11 15:05:39.252 INFO kablam! 674 |         let mut connector = TcpStream::connect("127.0.0.1:8084").unwrap();
Jul 11 15:05:39.252 INFO kablam!     |             ----^^^^^^^^^
Jul 11 15:05:39.252 INFO kablam!     |             |
Jul 11 15:05:39.253 INFO kablam!     |             help: remove this `mut`
Jul 11 15:05:39.253 INFO kablam! 
Jul 11 15:05:40.126 INFO kablam! warning: variant is never constructed: `File`
Jul 11 15:05:40.126 INFO kablam!   --> src/native.rs:23:5
Jul 11 15:05:40.126 INFO kablam!    |
Jul 11 15:05:40.126 INFO kablam! 23 |     File(File),
Jul 11 15:05:40.126 INFO kablam!    |     ^^^^^^^^^^
Jul 11 15:05:40.126 INFO kablam!    |
Jul 11 15:05:40.126 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 11 15:05:40.126 INFO kablam! 
Jul 11 15:05:40.126 INFO kablam! warning: variant is never constructed: `Nop`
Jul 11 15:05:40.126 INFO kablam!   --> src/instructions.rs:79:5
Jul 11 15:05:40.126 INFO kablam!    |
Jul 11 15:05:40.126 INFO kablam! 79 |     Nop,
Jul 11 15:05:40.127 INFO kablam!    |     ^^^
Jul 11 15:05:40.127 INFO kablam! 
Jul 11 15:05:40.176 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 11 15:05:40.176 INFO kablam!   --> src/native.rs:33:17
Jul 11 15:05:40.176 INFO kablam!    |
Jul 11 15:05:40.177 INFO kablam! 33 |                 s.read_to_string(&mut buffer);
Jul 11 15:05:40.177 INFO kablam!    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 15:05:40.177 INFO kablam!    |
Jul 11 15:05:40.177 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Jul 11 15:05:40.177 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Jul 11 15:05:40.177 INFO kablam! 
Jul 11 15:05:40.182 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 11 15:05:40.182 INFO kablam!    --> src/native.rs:649:9
Jul 11 15:05:40.182 INFO kablam!     |
Jul 11 15:05:40.182 INFO kablam! 649 |         connector.write("foo".as_bytes());
Jul 11 15:05:40.182 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 15:05:40.182 INFO kablam!     |
Jul 11 15:05:40.182 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Jul 11 15:05:40.182 INFO kablam! 
Jul 11 15:05:40.183 INFO kablam! warning: unused `std::result::Result` which must be used
Jul 11 15:05:40.183 INFO kablam!    --> src/native.rs:650:9
Jul 11 15:05:40.183 INFO kablam!     |
Jul 11 15:05:40.183 INFO kablam! 650 |         connector.flush();
Jul 11 15:05:40.183 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^
Jul 11 15:05:40.183 INFO kablam!     |
Jul 11 15:05:40.183 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Jul 11 15:05:40.183 INFO kablam! 
Jul 11 15:05:40.345 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 39.39s
Jul 11 15:05:40.351 INFO kablam! su: No module specific data is present
Jul 11 15:05:40.915 INFO running `"docker" "rm" "-f" "f844e2eaf71312d6ceb13b79c52a249d34c646b98ff8f62ff98309837b82780b"`
Jul 11 15:05:41.074 INFO blam! f844e2eaf71312d6ceb13b79c52a249d34c646b98ff8f62ff98309837b82780b