Nov 17 10:53:17.264 INFO testing VoxWave/Compilers2018 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 10:53:17.264 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 17 10:53:17.747 INFO [stdout] 8a69a406261a2064fce5af45170ed84c4a888fcfc2c6d0c3a362f3e84a74ae2c
Nov 17 10:53:17.754 INFO running `"docker" "start" "-a" "8a69a406261a2064fce5af45170ed84c4a888fcfc2c6d0c3a362f3e84a74ae2c"`
Nov 17 10:53:19.034 INFO [stderr] usermod: no changes
Nov 17 10:53:19.147 INFO [stderr]    Compiling char_stream v0.1.8
Nov 17 10:53:19.148 INFO [stderr]    Compiling num-complex v0.1.43
Nov 17 10:53:19.148 INFO [stderr]    Compiling rayon-core v1.4.0
Nov 17 10:53:22.539 INFO [stderr]    Compiling num v0.1.42
Nov 17 10:53:23.779 INFO [stderr]    Compiling rayon v1.0.1
Nov 17 10:53:28.387 INFO [stderr]    Compiling minipl-compiler v0.1.0 (/source)
Nov 17 10:53:29.487 INFO [stderr] warning: unused import: `std::sync::mpsc::Sender`
Nov 17 10:53:29.487 INFO [stderr]  --> src/main.rs:7:5
Nov 17 10:53:29.487 INFO [stderr]   |
Nov 17 10:53:29.487 INFO [stderr] 7 | use std::sync::mpsc::Sender;
Nov 17 10:53:29.487 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:53:29.488 INFO [stderr]   |
Nov 17 10:53:29.488 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 10:53:29.488 INFO [stderr] 
Nov 17 10:53:29.488 INFO [stderr] warning: unused import: `std::sync::mpsc::Receiver`
Nov 17 10:53:29.488 INFO [stderr]  --> src/main.rs:8:5
Nov 17 10:53:29.488 INFO [stderr]   |
Nov 17 10:53:29.488 INFO [stderr] 8 | use std::sync::mpsc::Receiver;
Nov 17 10:53:29.488 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:53:29.488 INFO [stderr] 
Nov 17 10:53:29.488 INFO [stderr] warning: unused import: `std::process::abort`
Nov 17 10:53:29.488 INFO [stderr]   --> src/main.rs:10:5
Nov 17 10:53:29.488 INFO [stderr]    |
Nov 17 10:53:29.488 INFO [stderr] 10 | use std::process::abort;
Nov 17 10:53:29.491 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 17 10:53:29.491 INFO [stderr] 
Nov 17 10:53:29.843 INFO [stderr] warning: unreachable pattern
Nov 17 10:53:29.845 INFO [stderr]    --> src/parser/mod.rs:255:17
Nov 17 10:53:29.845 INFO [stderr]     |
Nov 17 10:53:29.845 INFO [stderr] 255 |                 _ => panic!("unexpected Token {:#?} read during", t),
Nov 17 10:53:29.845 INFO [stderr]     |                 ^
Nov 17 10:53:29.845 INFO [stderr]     |
Nov 17 10:53:29.845 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Nov 17 10:53:29.845 INFO [stderr] 
Nov 17 10:53:29.850 INFO [stderr] warning: unused variable: `b`
Nov 17 10:53:29.850 INFO [stderr]    --> src/interpreter.rs:207:33
Nov 17 10:53:29.850 INFO [stderr]     |
Nov 17 10:53:29.850 INFO [stderr] 207 |                     Value::Bool(b) => panic!("boolean printing is not supported"),
Nov 17 10:53:29.850 INFO [stderr]     |                                 ^ help: consider using `_b` instead
Nov 17 10:53:29.850 INFO [stderr]     |
Nov 17 10:53:29.850 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 10:53:29.850 INFO [stderr] 
Nov 17 10:53:29.852 INFO [stderr] warning: variable does not need to be mutable
Nov 17 10:53:29.852 INFO [stderr]   --> src/main.rs:29:10
Nov 17 10:53:29.852 INFO [stderr]    |
Nov 17 10:53:29.852 INFO [stderr] 29 |     let (mut kill_switch, mut kill_signal) = channel();
Nov 17 10:53:29.852 INFO [stderr]    |          ----^^^^^^^^^^^
Nov 17 10:53:29.852 INFO [stderr]    |          |
Nov 17 10:53:29.852 INFO [stderr]    |          help: remove this `mut`
Nov 17 10:53:29.852 INFO [stderr]    |
Nov 17 10:53:29.852 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 10:53:29.852 INFO [stderr] 
Nov 17 10:53:29.852 INFO [stderr] warning: variable does not need to be mutable
Nov 17 10:53:29.852 INFO [stderr]   --> src/main.rs:29:27
Nov 17 10:53:29.852 INFO [stderr]    |
Nov 17 10:53:29.852 INFO [stderr] 29 |     let (mut kill_switch, mut kill_signal) = channel();
Nov 17 10:53:29.852 INFO [stderr]    |                           ----^^^^^^^^^^^
Nov 17 10:53:29.852 INFO [stderr]    |                           |
Nov 17 10:53:29.852 INFO [stderr]    |                           help: remove this `mut`
Nov 17 10:53:29.852 INFO [stderr] 
Nov 17 10:53:30.011 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 10:53:30.011 INFO [stderr]   --> src/main.rs:41:9
Nov 17 10:53:30.011 INFO [stderr]    |
Nov 17 10:53:30.011 INFO [stderr] 41 |         kill_switch.send(true);
Nov 17 10:53:30.011 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:53:30.011 INFO [stderr]    |
Nov 17 10:53:30.011 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 10:53:30.011 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 10:53:30.011 INFO [stderr] 
Nov 17 10:53:30.011 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 10:53:30.011 INFO [stderr]   --> src/main.rs:43:5
Nov 17 10:53:30.011 INFO [stderr]    |
Nov 17 10:53:30.011 INFO [stderr] 43 |     kill_signal.recv();
Nov 17 10:53:30.011 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 17 10:53:30.011 INFO [stderr]    |
Nov 17 10:53:30.011 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 10:53:30.011 INFO [stderr] 
Nov 17 10:53:32.943 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.87s
Nov 17 10:53:32.947 INFO [stderr] su: No module specific data is present
Nov 17 10:53:33.561 INFO running `"docker" "inspect" "8a69a406261a2064fce5af45170ed84c4a888fcfc2c6d0c3a362f3e84a74ae2c"`
Nov 17 10:53:33.831 INFO running `"docker" "rm" "-f" "8a69a406261a2064fce5af45170ed84c4a888fcfc2c6d0c3a362f3e84a74ae2c"`
Nov 17 10:53:34.207 INFO [stdout] 8a69a406261a2064fce5af45170ed84c4a888fcfc2c6d0c3a362f3e84a74ae2c
Nov 17 10:53:34.217 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 17 10:53:34.691 INFO [stdout] e6342bd77c5fc1e01463dd1a966d02c70105b2cb4de3368217ec0c073fca62b7
Nov 17 10:53:34.696 INFO running `"docker" "start" "-a" "e6342bd77c5fc1e01463dd1a966d02c70105b2cb4de3368217ec0c073fca62b7"`
Nov 17 10:53:35.863 INFO [stderr] usermod: no changes
Nov 17 10:53:35.977 INFO [stderr]    Compiling minipl-compiler v0.1.0 (/source)
Nov 17 10:53:37.239 INFO [stderr] warning: unused import: `std::sync::mpsc::Sender`
Nov 17 10:53:37.239 INFO [stderr]  --> src/main.rs:7:5
Nov 17 10:53:37.240 INFO [stderr]   |
Nov 17 10:53:37.240 INFO [stderr] 7 | use std::sync::mpsc::Sender;
Nov 17 10:53:37.240 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:53:37.241 INFO [stderr]   |
Nov 17 10:53:37.241 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 10:53:37.241 INFO [stderr] 
Nov 17 10:53:37.241 INFO [stderr] warning: unused import: `std::sync::mpsc::Receiver`
Nov 17 10:53:37.242 INFO [stderr]  --> src/main.rs:8:5
Nov 17 10:53:37.242 INFO [stderr]   |
Nov 17 10:53:37.242 INFO [stderr] 8 | use std::sync::mpsc::Receiver;
Nov 17 10:53:37.242 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:53:37.243 INFO [stderr] 
Nov 17 10:53:37.243 INFO [stderr] warning: unused import: `std::process::abort`
Nov 17 10:53:37.243 INFO [stderr]   --> src/main.rs:10:5
Nov 17 10:53:37.243 INFO [stderr]    |
Nov 17 10:53:37.244 INFO [stderr] 10 | use std::process::abort;
Nov 17 10:53:37.244 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 17 10:53:37.244 INFO [stderr] 
Nov 17 10:53:37.595 INFO [stderr] warning: unreachable pattern
Nov 17 10:53:37.596 INFO [stderr]    --> src/parser/mod.rs:255:17
Nov 17 10:53:37.596 INFO [stderr]     |
Nov 17 10:53:37.596 INFO [stderr] 255 |                 _ => panic!("unexpected Token {:#?} read during", t),
Nov 17 10:53:37.597 INFO [stderr]     |                 ^
Nov 17 10:53:37.597 INFO [stderr]     |
Nov 17 10:53:37.597 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Nov 17 10:53:37.602 INFO [stderr] 
Nov 17 10:53:37.603 INFO [stderr] warning: unused variable: `b`
Nov 17 10:53:37.603 INFO [stderr]    --> src/interpreter.rs:207:33
Nov 17 10:53:37.603 INFO [stderr]     |
Nov 17 10:53:37.604 INFO [stderr] 207 |                     Value::Bool(b) => panic!("boolean printing is not supported"),
Nov 17 10:53:37.604 INFO [stderr]     |                                 ^ help: consider using `_b` instead
Nov 17 10:53:37.604 INFO [stderr]     |
Nov 17 10:53:37.604 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 10:53:37.605 INFO [stderr] 
Nov 17 10:53:37.605 INFO [stderr] warning: variable does not need to be mutable
Nov 17 10:53:37.606 INFO [stderr]   --> src/main.rs:29:27
Nov 17 10:53:37.606 INFO [stderr]    |
Nov 17 10:53:37.606 INFO [stderr] 29 |     let (mut kill_switch, mut kill_signal) = channel();
Nov 17 10:53:37.606 INFO [stderr]    |                           ----^^^^^^^^^^^
Nov 17 10:53:37.607 INFO [stderr]    |                           |
Nov 17 10:53:37.607 INFO [stderr]    |                           help: remove this `mut`
Nov 17 10:53:37.607 INFO [stderr]    |
Nov 17 10:53:37.608 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 10:53:37.608 INFO [stderr] 
Nov 17 10:53:37.608 INFO [stderr] warning: variable does not need to be mutable
Nov 17 10:53:37.608 INFO [stderr]   --> src/main.rs:29:10
Nov 17 10:53:37.609 INFO [stderr]    |
Nov 17 10:53:37.609 INFO [stderr] 29 |     let (mut kill_switch, mut kill_signal) = channel();
Nov 17 10:53:37.609 INFO [stderr]    |          ----^^^^^^^^^^^
Nov 17 10:53:37.610 INFO [stderr]    |          |
Nov 17 10:53:37.610 INFO [stderr]    |          help: remove this `mut`
Nov 17 10:53:37.610 INFO [stderr] 
Nov 17 10:53:37.723 INFO [stderr] warning: variable does not need to be mutable
Nov 17 10:53:37.724 INFO [stderr]   --> src/parser/test.rs:20:9
Nov 17 10:53:37.724 INFO [stderr]    |
Nov 17 10:53:37.724 INFO [stderr] 20 |     let mut expected: VecDeque<_> = vec![
Nov 17 10:53:37.724 INFO [stderr]    |         ----^^^^^^^^
Nov 17 10:53:37.725 INFO [stderr]    |         |
Nov 17 10:53:37.725 INFO [stderr]    |         help: remove this `mut`
Nov 17 10:53:37.725 INFO [stderr] 
Nov 17 10:53:37.755 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 10:53:37.755 INFO [stderr]   --> src/main.rs:41:9
Nov 17 10:53:37.756 INFO [stderr]    |
Nov 17 10:53:37.756 INFO [stderr] 41 |         kill_switch.send(true);
Nov 17 10:53:37.756 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:53:37.757 INFO [stderr]    |
Nov 17 10:53:37.757 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 10:53:37.757 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 10:53:37.758 INFO [stderr] 
Nov 17 10:53:37.758 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 10:53:37.758 INFO [stderr]   --> src/main.rs:43:5
Nov 17 10:53:37.759 INFO [stderr]    |
Nov 17 10:53:37.759 INFO [stderr] 43 |     kill_signal.recv();
Nov 17 10:53:37.759 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 17 10:53:37.759 INFO [stderr]    |
Nov 17 10:53:37.760 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 10:53:37.760 INFO [stderr] 
Nov 17 10:53:39.146 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.24s
Nov 17 10:53:39.151 INFO [stderr] su: No module specific data is present
Nov 17 10:53:40.019 INFO running `"docker" "inspect" "e6342bd77c5fc1e01463dd1a966d02c70105b2cb4de3368217ec0c073fca62b7"`
Nov 17 10:53:40.282 INFO running `"docker" "rm" "-f" "e6342bd77c5fc1e01463dd1a966d02c70105b2cb4de3368217ec0c073fca62b7"`
Nov 17 10:53:40.499 INFO [stdout] e6342bd77c5fc1e01463dd1a966d02c70105b2cb4de3368217ec0c073fca62b7
Nov 17 10:53:40.506 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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 17 10:53:40.912 INFO [stdout] 4cee06dda9abe1a7dd37841e35cf4333c6d1c745cf0d666a4f350f9182ffb3f6
Nov 17 10:53:40.914 INFO running `"docker" "start" "-a" "4cee06dda9abe1a7dd37841e35cf4333c6d1c745cf0d666a4f350f9182ffb3f6"`
Nov 17 10:53:42.171 INFO [stderr] usermod: no changes
Nov 17 10:53:42.285 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Nov 17 10:53:42.303 INFO [stderr]      Running /target/debug/deps/minipl_compiler-70b333b336319fa6
Nov 17 10:53:42.311 INFO [stdout] 
Nov 17 10:53:42.312 INFO [stdout] running 4 tests
Nov 17 10:53:42.339 INFO [stdout] test scanner::test::example_program_3 ... ok
Nov 17 10:53:42.339 INFO [stdout] test scanner::test::example_program_2 ... ok
Nov 17 10:53:42.340 INFO [stdout] test scanner::test::example_program_1 ... ok
Nov 17 10:53:42.340 INFO [stdout] test parser::test::example_program_2 ... ok
Nov 17 10:53:42.340 INFO [stdout] 
Nov 17 10:53:42.341 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 10:53:42.341 INFO [stdout] 
Nov 17 10:53:42.351 INFO [stderr] su: No module specific data is present
Nov 17 10:53:42.819 INFO running `"docker" "inspect" "4cee06dda9abe1a7dd37841e35cf4333c6d1c745cf0d666a4f350f9182ffb3f6"`
Nov 17 10:53:42.968 INFO running `"docker" "rm" "-f" "4cee06dda9abe1a7dd37841e35cf4333c6d1c745cf0d666a4f350f9182ffb3f6"`
Nov 17 10:53:43.143 INFO [stdout] 4cee06dda9abe1a7dd37841e35cf4333c6d1c745cf0d666a4f350f9182ffb3f6