Nov 28 10:30:07.989 INFO checking VoxWave/Compilers2018 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 10:30:07.990 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 10:30:08.666 INFO [stdout] 958785a99adf1ad9b8f88d2dec82146fe1998b7911dc4ae4ad6029b65ec172aa
Nov 28 10:30:08.668 INFO running `"docker" "start" "-a" "958785a99adf1ad9b8f88d2dec82146fe1998b7911dc4ae4ad6029b65ec172aa"`
Nov 28 10:30:10.900 INFO [stderr] usermod: no changes
Nov 28 10:30:11.088 INFO [stderr]     Checking char_stream v0.1.8
Nov 28 10:30:11.089 INFO [stderr]     Checking num-complex v0.1.43
Nov 28 10:30:11.108 INFO [stderr]     Checking rayon-core v1.4.0
Nov 28 10:30:14.095 INFO [stderr]     Checking num v0.1.42
Nov 28 10:30:14.365 INFO [stderr]     Checking rayon v1.0.1
Nov 28 10:30:19.174 INFO [stderr]     Checking minipl-compiler v0.1.0 (/source)
Nov 28 10:30:21.159 INFO [stderr] warning: unused import: `std::sync::mpsc::Sender`
Nov 28 10:30:21.159 INFO [stderr]  --> src/main.rs:7:5
Nov 28 10:30:21.160 INFO [stderr]   |
Nov 28 10:30:21.160 INFO [stderr] 7 | use std::sync::mpsc::Sender;
Nov 28 10:30:21.161 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:21.162 INFO [stderr]   |
Nov 28 10:30:21.162 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 10:30:21.163 INFO [stderr] 
Nov 28 10:30:21.164 INFO [stderr] warning: unused import: `std::sync::mpsc::Receiver`
Nov 28 10:30:21.164 INFO [stderr]  --> src/main.rs:8:5
Nov 28 10:30:21.165 INFO [stderr]   |
Nov 28 10:30:21.165 INFO [stderr] 8 | use std::sync::mpsc::Receiver;
Nov 28 10:30:21.166 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:21.166 INFO [stderr] 
Nov 28 10:30:21.167 INFO [stderr] warning: unused import: `std::process::abort`
Nov 28 10:30:21.168 INFO [stderr]   --> src/main.rs:10:5
Nov 28 10:30:21.168 INFO [stderr]    |
Nov 28 10:30:21.169 INFO [stderr] 10 | use std::process::abort;
Nov 28 10:30:21.170 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:21.170 INFO [stderr] 
Nov 28 10:30:21.660 INFO [stderr] warning: unreachable pattern
Nov 28 10:30:21.661 INFO [stderr]    --> src/parser/mod.rs:255:17
Nov 28 10:30:21.661 INFO [stderr]     |
Nov 28 10:30:21.661 INFO [stderr] 255 |                 _ => panic!("unexpected Token {:#?} read during", t),
Nov 28 10:30:21.661 INFO [stderr]     |                 ^
Nov 28 10:30:21.661 INFO [stderr]     |
Nov 28 10:30:21.661 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Nov 28 10:30:21.661 INFO [stderr] 
Nov 28 10:30:21.665 INFO [stderr] warning: unused variable: `b`
Nov 28 10:30:21.665 INFO [stderr]    --> src/interpreter.rs:207:33
Nov 28 10:30:21.665 INFO [stderr]     |
Nov 28 10:30:21.665 INFO [stderr] 207 |                     Value::Bool(b) => panic!("boolean printing is not supported"),
Nov 28 10:30:21.665 INFO [stderr]     |                                 ^ help: consider using `_b` instead
Nov 28 10:30:21.666 INFO [stderr]     |
Nov 28 10:30:21.666 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 10:30:21.666 INFO [stderr] 
Nov 28 10:30:21.669 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:30:21.669 INFO [stderr]   --> src/main.rs:29:10
Nov 28 10:30:21.669 INFO [stderr]    |
Nov 28 10:30:21.669 INFO [stderr] 29 |     let (mut kill_switch, mut kill_signal) = channel();
Nov 28 10:30:21.676 INFO [stderr]    |          ----^^^^^^^^^^^
Nov 28 10:30:21.676 INFO [stderr]    |          |
Nov 28 10:30:21.676 INFO [stderr]    |          help: remove this `mut`
Nov 28 10:30:21.677 INFO [stderr]    |
Nov 28 10:30:21.677 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 10:30:21.677 INFO [stderr] 
Nov 28 10:30:21.677 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:30:21.677 INFO [stderr]   --> src/main.rs:29:27
Nov 28 10:30:21.677 INFO [stderr]    |
Nov 28 10:30:21.677 INFO [stderr] 29 |     let (mut kill_switch, mut kill_signal) = channel();
Nov 28 10:30:21.677 INFO [stderr]    |                           ----^^^^^^^^^^^
Nov 28 10:30:21.677 INFO [stderr]    |                           |
Nov 28 10:30:21.677 INFO [stderr]    |                           help: remove this `mut`
Nov 28 10:30:21.677 INFO [stderr] 
Nov 28 10:30:21.772 INFO [stderr] warning: unused import: `std::sync::mpsc::Sender`
Nov 28 10:30:21.772 INFO [stderr]  --> src/main.rs:7:5
Nov 28 10:30:21.772 INFO [stderr]   |
Nov 28 10:30:21.772 INFO [stderr] 7 | use std::sync::mpsc::Sender;
Nov 28 10:30:21.772 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:21.772 INFO [stderr]   |
Nov 28 10:30:21.772 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 10:30:21.772 INFO [stderr] 
Nov 28 10:30:21.772 INFO [stderr] warning: unused import: `std::sync::mpsc::Receiver`
Nov 28 10:30:21.772 INFO [stderr]  --> src/main.rs:8:5
Nov 28 10:30:21.772 INFO [stderr]   |
Nov 28 10:30:21.772 INFO [stderr] 8 | use std::sync::mpsc::Receiver;
Nov 28 10:30:21.772 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:21.773 INFO [stderr] 
Nov 28 10:30:21.773 INFO [stderr] warning: unused import: `std::process::abort`
Nov 28 10:30:21.773 INFO [stderr]   --> src/main.rs:10:5
Nov 28 10:30:21.773 INFO [stderr]    |
Nov 28 10:30:21.773 INFO [stderr] 10 | use std::process::abort;
Nov 28 10:30:21.773 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:21.773 INFO [stderr] 
Nov 28 10:30:21.898 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 10:30:21.898 INFO [stderr]   --> src/main.rs:41:9
Nov 28 10:30:21.898 INFO [stderr]    |
Nov 28 10:30:21.898 INFO [stderr] 41 |         kill_switch.send(true);
Nov 28 10:30:21.899 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:21.904 INFO [stderr]    |
Nov 28 10:30:21.905 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 10:30:21.905 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 10:30:21.905 INFO [stderr] 
Nov 28 10:30:21.905 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 10:30:21.905 INFO [stderr]   --> src/main.rs:43:5
Nov 28 10:30:21.905 INFO [stderr]    |
Nov 28 10:30:21.905 INFO [stderr] 43 |     kill_signal.recv();
Nov 28 10:30:21.905 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:21.905 INFO [stderr]    |
Nov 28 10:30:21.905 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 10:30:21.905 INFO [stderr] 
Nov 28 10:30:22.266 INFO [stderr] warning: unreachable pattern
Nov 28 10:30:22.267 INFO [stderr]    --> src/parser/mod.rs:255:17
Nov 28 10:30:22.268 INFO [stderr]     |
Nov 28 10:30:22.269 INFO [stderr] 255 |                 _ => panic!("unexpected Token {:#?} read during", t),
Nov 28 10:30:22.269 INFO [stderr]     |                 ^
Nov 28 10:30:22.270 INFO [stderr]     |
Nov 28 10:30:22.270 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Nov 28 10:30:22.271 INFO [stderr] 
Nov 28 10:30:22.271 INFO [stderr] warning: unused variable: `b`
Nov 28 10:30:22.272 INFO [stderr]    --> src/interpreter.rs:207:33
Nov 28 10:30:22.273 INFO [stderr]     |
Nov 28 10:30:22.273 INFO [stderr] 207 |                     Value::Bool(b) => panic!("boolean printing is not supported"),
Nov 28 10:30:22.274 INFO [stderr]     |                                 ^ help: consider using `_b` instead
Nov 28 10:30:22.274 INFO [stderr]     |
Nov 28 10:30:22.275 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 10:30:22.275 INFO [stderr] 
Nov 28 10:30:22.276 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:30:22.277 INFO [stderr]   --> src/main.rs:29:27
Nov 28 10:30:22.277 INFO [stderr]    |
Nov 28 10:30:22.277 INFO [stderr] 29 |     let (mut kill_switch, mut kill_signal) = channel();
Nov 28 10:30:22.277 INFO [stderr]    |                           ----^^^^^^^^^^^
Nov 28 10:30:22.277 INFO [stderr]    |                           |
Nov 28 10:30:22.277 INFO [stderr]    |                           help: remove this `mut`
Nov 28 10:30:22.277 INFO [stderr]    |
Nov 28 10:30:22.280 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 10:30:22.280 INFO [stderr] 
Nov 28 10:30:22.280 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:30:22.280 INFO [stderr]   --> src/main.rs:29:10
Nov 28 10:30:22.280 INFO [stderr]    |
Nov 28 10:30:22.280 INFO [stderr] 29 |     let (mut kill_switch, mut kill_signal) = channel();
Nov 28 10:30:22.280 INFO [stderr]    |          ----^^^^^^^^^^^
Nov 28 10:30:22.280 INFO [stderr]    |          |
Nov 28 10:30:22.280 INFO [stderr]    |          help: remove this `mut`
Nov 28 10:30:22.280 INFO [stderr] 
Nov 28 10:30:22.380 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:30:22.381 INFO [stderr]   --> src/parser/test.rs:20:9
Nov 28 10:30:22.382 INFO [stderr]    |
Nov 28 10:30:22.382 INFO [stderr] 20 |     let mut expected: VecDeque<_> = vec![
Nov 28 10:30:22.383 INFO [stderr]    |         ----^^^^^^^^
Nov 28 10:30:22.383 INFO [stderr]    |         |
Nov 28 10:30:22.384 INFO [stderr]    |         help: remove this `mut`
Nov 28 10:30:22.384 INFO [stderr] 
Nov 28 10:30:22.414 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 10:30:22.414 INFO [stderr]   --> src/main.rs:41:9
Nov 28 10:30:22.414 INFO [stderr]    |
Nov 28 10:30:22.414 INFO [stderr] 41 |         kill_switch.send(true);
Nov 28 10:30:22.414 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:22.414 INFO [stderr]    |
Nov 28 10:30:22.414 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 10:30:22.414 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 10:30:22.416 INFO [stderr] 
Nov 28 10:30:22.416 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 10:30:22.416 INFO [stderr]   --> src/main.rs:43:5
Nov 28 10:30:22.416 INFO [stderr]    |
Nov 28 10:30:22.416 INFO [stderr] 43 |     kill_signal.recv();
Nov 28 10:30:22.416 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 10:30:22.416 INFO [stderr]    |
Nov 28 10:30:22.416 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 10:30:22.416 INFO [stderr] 
Nov 28 10:30:22.457 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.51s
Nov 28 10:30:22.461 INFO [stderr] su: No module specific data is present
Nov 28 10:30:23.884 INFO running `"docker" "inspect" "958785a99adf1ad9b8f88d2dec82146fe1998b7911dc4ae4ad6029b65ec172aa"`
Nov 28 10:30:24.219 INFO running `"docker" "rm" "-f" "958785a99adf1ad9b8f88d2dec82146fe1998b7911dc4ae4ad6029b65ec172aa"`
Nov 28 10:30:24.624 INFO [stdout] 958785a99adf1ad9b8f88d2dec82146fe1998b7911dc4ae4ad6029b65ec172aa