Oct 13 02:05:10.313 INFO checking VoxWave/Compilers2018 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 02:05:10.315 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 13 02:05:10.862 INFO blam! a6fd873e349d33676d379d757d42a04ffbff3bbe93c9a2589af5ca2a4cf9befc
Oct 13 02:05:10.864 INFO running `"docker" "start" "-a" "a6fd873e349d33676d379d757d42a04ffbff3bbe93c9a2589af5ca2a4cf9befc"`
Oct 13 02:05:12.988 INFO kablam! usermod: no changes
Oct 13 02:05:13.232 INFO kablam!     Checking char_stream v0.1.8
Oct 13 02:05:13.233 INFO kablam!     Checking num-complex v0.1.43
Oct 13 02:05:13.240 INFO kablam!     Checking rayon-core v1.4.0
Oct 13 02:05:16.462 INFO kablam!     Checking num v0.1.42
Oct 13 02:05:16.558 INFO kablam!     Checking rayon v1.0.1
Oct 13 02:05:21.346 INFO kablam!     Checking minipl-compiler v0.1.0 (/source)
Oct 13 02:05:23.604 INFO kablam! warning: unused import: `std::sync::mpsc::Sender`
Oct 13 02:05:23.605 INFO kablam!  --> src/main.rs:7:5
Oct 13 02:05:23.605 INFO kablam!   |
Oct 13 02:05:23.606 INFO kablam! 7 | use std::sync::mpsc::Sender;
Oct 13 02:05:23.606 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:05:23.606 INFO kablam!   |
Oct 13 02:05:23.606 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:05:23.606 INFO kablam! 
Oct 13 02:05:23.606 INFO kablam! warning: unused import: `std::sync::mpsc::Receiver`
Oct 13 02:05:23.606 INFO kablam!  --> src/main.rs:8:5
Oct 13 02:05:23.606 INFO kablam!   |
Oct 13 02:05:23.606 INFO kablam! 8 | use std::sync::mpsc::Receiver;
Oct 13 02:05:23.606 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:05:23.606 INFO kablam! 
Oct 13 02:05:23.607 INFO kablam! warning: unused import: `std::process::abort`
Oct 13 02:05:23.607 INFO kablam!   --> src/main.rs:10:5
Oct 13 02:05:23.607 INFO kablam!    |
Oct 13 02:05:23.607 INFO kablam! 10 | use std::process::abort;
Oct 13 02:05:23.608 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 13 02:05:23.608 INFO kablam! 
Oct 13 02:05:23.744 INFO kablam! warning: unused import: `std::sync::mpsc::Sender`
Oct 13 02:05:23.744 INFO kablam!  --> src/main.rs:7:5
Oct 13 02:05:23.744 INFO kablam!   |
Oct 13 02:05:23.744 INFO kablam! 7 | use std::sync::mpsc::Sender;
Oct 13 02:05:23.744 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:05:23.745 INFO kablam!   |
Oct 13 02:05:23.745 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:05:23.745 INFO kablam! 
Oct 13 02:05:23.745 INFO kablam! warning: unused import: `std::sync::mpsc::Receiver`
Oct 13 02:05:23.745 INFO kablam!  --> src/main.rs:8:5
Oct 13 02:05:23.745 INFO kablam!   |
Oct 13 02:05:23.745 INFO kablam! 8 | use std::sync::mpsc::Receiver;
Oct 13 02:05:23.745 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:05:23.745 INFO kablam! 
Oct 13 02:05:23.745 INFO kablam! warning: unused import: `std::process::abort`
Oct 13 02:05:23.745 INFO kablam!   --> src/main.rs:10:5
Oct 13 02:05:23.745 INFO kablam!    |
Oct 13 02:05:23.745 INFO kablam! 10 | use std::process::abort;
Oct 13 02:05:23.745 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 13 02:05:23.745 INFO kablam! 
Oct 13 02:05:24.296 INFO kablam! warning: unreachable pattern
Oct 13 02:05:24.296 INFO kablam!    --> src/parser/mod.rs:255:17
Oct 13 02:05:24.296 INFO kablam!     |
Oct 13 02:05:24.296 INFO kablam! 255 |                 _ => panic!("unexpected Token {:#?} read during", t),
Oct 13 02:05:24.296 INFO kablam!     |                 ^
Oct 13 02:05:24.296 INFO kablam!     |
Oct 13 02:05:24.296 INFO kablam!     = note: #[warn(unreachable_patterns)] on by default
Oct 13 02:05:24.296 INFO kablam! 
Oct 13 02:05:24.316 INFO kablam! warning: unused variable: `b`
Oct 13 02:05:24.316 INFO kablam!    --> src/interpreter.rs:207:33
Oct 13 02:05:24.316 INFO kablam!     |
Oct 13 02:05:24.316 INFO kablam! 207 |                     Value::Bool(b) => panic!("boolean printing is not supported"),
Oct 13 02:05:24.316 INFO kablam!     |                                 ^ help: consider using `_b` instead
Oct 13 02:05:24.316 INFO kablam!     |
Oct 13 02:05:24.316 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 02:05:24.317 INFO kablam! 
Oct 13 02:05:24.344 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:05:24.344 INFO kablam!   --> src/main.rs:29:10
Oct 13 02:05:24.344 INFO kablam!    |
Oct 13 02:05:24.344 INFO kablam! 29 |     let (mut kill_switch, mut kill_signal) = channel();
Oct 13 02:05:24.344 INFO kablam!    |          ----^^^^^^^^^^^
Oct 13 02:05:24.344 INFO kablam!    |          |
Oct 13 02:05:24.344 INFO kablam!    |          help: remove this `mut`
Oct 13 02:05:24.344 INFO kablam!    |
Oct 13 02:05:24.344 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 02:05:24.344 INFO kablam! 
Oct 13 02:05:24.344 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:05:24.344 INFO kablam!   --> src/main.rs:29:27
Oct 13 02:05:24.344 INFO kablam!    |
Oct 13 02:05:24.344 INFO kablam! 29 |     let (mut kill_switch, mut kill_signal) = channel();
Oct 13 02:05:24.344 INFO kablam!    |                           ----^^^^^^^^^^^
Oct 13 02:05:24.344 INFO kablam!    |                           |
Oct 13 02:05:24.344 INFO kablam!    |                           help: remove this `mut`
Oct 13 02:05:24.345 INFO kablam! 
Oct 13 02:05:24.462 INFO kablam! warning: unreachable pattern
Oct 13 02:05:24.463 INFO kablam!    --> src/parser/mod.rs:255:17
Oct 13 02:05:24.463 INFO kablam!     |
Oct 13 02:05:24.463 INFO kablam! 255 |                 _ => panic!("unexpected Token {:#?} read during", t),
Oct 13 02:05:24.463 INFO kablam!     |                 ^
Oct 13 02:05:24.463 INFO kablam!     |
Oct 13 02:05:24.463 INFO kablam!     = note: #[warn(unreachable_patterns)] on by default
Oct 13 02:05:24.463 INFO kablam! 
Oct 13 02:05:24.468 INFO kablam! warning: unused variable: `b`
Oct 13 02:05:24.468 INFO kablam!    --> src/interpreter.rs:207:33
Oct 13 02:05:24.468 INFO kablam!     |
Oct 13 02:05:24.468 INFO kablam! 207 |                     Value::Bool(b) => panic!("boolean printing is not supported"),
Oct 13 02:05:24.468 INFO kablam!     |                                 ^ help: consider using `_b` instead
Oct 13 02:05:24.468 INFO kablam!     |
Oct 13 02:05:24.468 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 02:05:24.468 INFO kablam! 
Oct 13 02:05:24.492 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:05:24.492 INFO kablam!   --> src/main.rs:29:27
Oct 13 02:05:24.492 INFO kablam!    |
Oct 13 02:05:24.492 INFO kablam! 29 |     let (mut kill_switch, mut kill_signal) = channel();
Oct 13 02:05:24.492 INFO kablam!    |                           ----^^^^^^^^^^^
Oct 13 02:05:24.492 INFO kablam!    |                           |
Oct 13 02:05:24.492 INFO kablam!    |                           help: remove this `mut`
Oct 13 02:05:24.492 INFO kablam!    |
Oct 13 02:05:24.493 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 02:05:24.493 INFO kablam! 
Oct 13 02:05:24.493 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:05:24.493 INFO kablam!   --> src/main.rs:29:10
Oct 13 02:05:24.493 INFO kablam!    |
Oct 13 02:05:24.493 INFO kablam! 29 |     let (mut kill_switch, mut kill_signal) = channel();
Oct 13 02:05:24.493 INFO kablam!    |          ----^^^^^^^^^^^
Oct 13 02:05:24.493 INFO kablam!    |          |
Oct 13 02:05:24.493 INFO kablam!    |          help: remove this `mut`
Oct 13 02:05:24.493 INFO kablam! 
Oct 13 02:05:24.616 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:05:24.617 INFO kablam!   --> src/main.rs:41:9
Oct 13 02:05:24.617 INFO kablam!    |
Oct 13 02:05:24.617 INFO kablam! 41 |         kill_switch.send(true);
Oct 13 02:05:24.617 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:05:24.618 INFO kablam!    |
Oct 13 02:05:24.618 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 02:05:24.618 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:05:24.618 INFO kablam! 
Oct 13 02:05:24.619 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:05:24.619 INFO kablam!   --> src/main.rs:43:5
Oct 13 02:05:24.619 INFO kablam!    |
Oct 13 02:05:24.620 INFO kablam! 43 |     kill_signal.recv();
Oct 13 02:05:24.620 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 13 02:05:24.620 INFO kablam!    |
Oct 13 02:05:24.620 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:05:24.621 INFO kablam! 
Oct 13 02:05:24.674 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:05:24.674 INFO kablam!   --> src/parser/test.rs:20:9
Oct 13 02:05:24.674 INFO kablam!    |
Oct 13 02:05:24.674 INFO kablam! 20 |     let mut expected: VecDeque<_> = vec![
Oct 13 02:05:24.674 INFO kablam!    |         ----^^^^^^^^
Oct 13 02:05:24.674 INFO kablam!    |         |
Oct 13 02:05:24.674 INFO kablam!    |         help: remove this `mut`
Oct 13 02:05:24.674 INFO kablam! 
Oct 13 02:05:24.707 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:05:24.707 INFO kablam!   --> src/main.rs:41:9
Oct 13 02:05:24.707 INFO kablam!    |
Oct 13 02:05:24.707 INFO kablam! 41 |         kill_switch.send(true);
Oct 13 02:05:24.707 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:05:24.708 INFO kablam!    |
Oct 13 02:05:24.708 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 02:05:24.708 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:05:24.708 INFO kablam! 
Oct 13 02:05:24.709 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:05:24.709 INFO kablam!   --> src/main.rs:43:5
Oct 13 02:05:24.709 INFO kablam!    |
Oct 13 02:05:24.709 INFO kablam! 43 |     kill_signal.recv();
Oct 13 02:05:24.709 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Oct 13 02:05:24.709 INFO kablam!    |
Oct 13 02:05:24.710 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:05:24.710 INFO kablam! 
Oct 13 02:05:24.775 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.66s
Oct 13 02:05:24.783 INFO kablam! su: No module specific data is present
Oct 13 02:05:25.878 INFO running `"docker" "rm" "-f" "a6fd873e349d33676d379d757d42a04ffbff3bbe93c9a2589af5ca2a4cf9befc"`
Oct 13 02:05:26.188 INFO blam! a6fd873e349d33676d379d757d42a04ffbff3bbe93c9a2589af5ca2a4cf9befc