Dec 02 08:05:41.113 INFO testing EdenCao/rust_learning against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 08:05:41.113 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 08:05:41.518 INFO [stdout] 8b72c9701378cdd60de2938919fb2138818aae26cf407bdb1a12b33cff208d19
Dec 02 08:05:41.524 INFO running `"docker" "start" "-a" "8b72c9701378cdd60de2938919fb2138818aae26cf407bdb1a12b33cff208d19"`
Dec 02 08:05:42.379 INFO [stderr] usermod: no changes
Dec 02 08:05:42.491 INFO [stderr]    Compiling rust_learning v0.1.0 (/source)
Dec 02 08:05:45.003 INFO [stderr] warning: unused variable: `user2`
Dec 02 08:05:45.003 INFO [stderr]   --> src/struct.rs:14:7
Dec 02 08:05:45.003 INFO [stderr]    |
Dec 02 08:05:45.003 INFO [stderr] 14 |   let user2 = User {
Dec 02 08:05:45.003 INFO [stderr]    |       ^^^^^ help: consider using `_user2` instead
Dec 02 08:05:45.019 INFO [stderr]    |
Dec 02 08:05:45.019 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 08:05:45.019 INFO [stderr] 
Dec 02 08:05:45.019 INFO [stderr] warning: unused variable: `black`
Dec 02 08:05:45.019 INFO [stderr]   --> src/struct.rs:20:7
Dec 02 08:05:45.019 INFO [stderr]    |
Dec 02 08:05:45.019 INFO [stderr] 20 |   let black = Color(0, 0, 0);
Dec 02 08:05:45.019 INFO [stderr]    |       ^^^^^ help: consider using `_black` instead
Dec 02 08:05:45.019 INFO [stderr] 
Dec 02 08:05:45.023 INFO [stderr] warning: field is never used: `username`
Dec 02 08:05:45.023 INFO [stderr]  --> src/struct.rs:2:3
Dec 02 08:05:45.023 INFO [stderr]   |
Dec 02 08:05:45.023 INFO [stderr] 2 |   username: String,
Dec 02 08:05:45.023 INFO [stderr]   |   ^^^^^^^^^^^^^^^^
Dec 02 08:05:45.023 INFO [stderr]   |
Dec 02 08:05:45.023 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 02 08:05:45.023 INFO [stderr] 
Dec 02 08:05:45.023 INFO [stderr] warning: field is never used: `email`
Dec 02 08:05:45.023 INFO [stderr]  --> src/struct.rs:3:3
Dec 02 08:05:45.023 INFO [stderr]   |
Dec 02 08:05:45.023 INFO [stderr] 3 |   email: String,
Dec 02 08:05:45.023 INFO [stderr]   |   ^^^^^^^^^^^^^
Dec 02 08:05:45.023 INFO [stderr] 
Dec 02 08:05:45.055 INFO [stderr] warning: field is never used: `sign_in_count`
Dec 02 08:05:45.055 INFO [stderr]  --> src/struct.rs:4:3
Dec 02 08:05:45.055 INFO [stderr]   |
Dec 02 08:05:45.055 INFO [stderr] 4 |   sign_in_count: u64,
Dec 02 08:05:45.055 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^
Dec 02 08:05:45.055 INFO [stderr] 
Dec 02 08:05:45.055 INFO [stderr] warning: field is never used: `active`
Dec 02 08:05:45.055 INFO [stderr]  --> src/struct.rs:5:3
Dec 02 08:05:45.055 INFO [stderr]   |
Dec 02 08:05:45.055 INFO [stderr] 5 |   active: bool
Dec 02 08:05:45.055 INFO [stderr]   |   ^^^^^^^^^^^^
Dec 02 08:05:45.055 INFO [stderr] 
Dec 02 08:05:45.335 INFO [stderr] error[E0601]: `main` function not found in crate `refcall`
Dec 02 08:05:45.335 INFO [stderr]   |
Dec 02 08:05:45.335 INFO [stderr]   = note: consider adding a `main` function to `src/refcall.rs`
Dec 02 08:05:45.335 INFO [stderr] 
Dec 02 08:05:45.352 INFO [stderr] error: aborting due to previous error
Dec 02 08:05:45.352 INFO [stderr] 
Dec 02 08:05:45.352 INFO [stderr] For more information about this error, try `rustc --explain E0601`.
Dec 02 08:05:45.358 INFO [stderr] error: Could not compile `rust_learning`.
Dec 02 08:05:45.359 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 08:05:45.369 INFO [stderr] warning: unused variable: `six`
Dec 02 08:05:45.369 INFO [stderr]   --> src/enum.rs:20:7
Dec 02 08:05:45.369 INFO [stderr]    |
Dec 02 08:05:45.369 INFO [stderr] 20 |   let six = IpAddrKind::V6;
Dec 02 08:05:45.369 INFO [stderr]    |       ^^^ help: consider using `_six` instead
Dec 02 08:05:45.369 INFO [stderr]    |
Dec 02 08:05:45.369 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 08:05:45.369 INFO [stderr] 
Dec 02 08:05:45.369 INFO [stderr] warning: unused variable: `home`
Dec 02 08:05:45.369 INFO [stderr]   --> src/enum.rs:27:7
Dec 02 08:05:45.369 INFO [stderr]    |
Dec 02 08:05:45.369 INFO [stderr] 27 |   let home = IpAddr {
Dec 02 08:05:45.370 INFO [stderr]    |       ^^^^ help: consider using `_home` instead
Dec 02 08:05:45.370 INFO [stderr] 
Dec 02 08:05:45.370 INFO [stderr] warning: unused variable: `op_type`
Dec 02 08:05:45.370 INFO [stderr]   --> src/enum.rs:35:10
Dec 02 08:05:45.370 INFO [stderr]    |
Dec 02 08:05:45.370 INFO [stderr] 35 | fn route(op_type: IpAddrKind) { }
Dec 02 08:05:45.370 INFO [stderr]    |          ^^^^^^^ help: consider using `_op_type` instead
Dec 02 08:05:45.370 INFO [stderr] 
Dec 02 08:05:45.370 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 02 08:05:45.370 INFO [stderr]  --> src/shared_mem.rs:1:5
Dec 02 08:05:45.370 INFO [stderr]   |
Dec 02 08:05:45.370 INFO [stderr] 1 | use std::rc::Rc;
Dec 02 08:05:45.370 INFO [stderr]   |     ^^^^^^^^^^^
Dec 02 08:05:45.370 INFO [stderr]   |
Dec 02 08:05:45.370 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 08:05:45.370 INFO [stderr] 
Dec 02 08:05:45.387 INFO [stderr] warning: field is never used: `kind`
Dec 02 08:05:45.399 INFO [stderr]   --> src/enum.rs:14:3
Dec 02 08:05:45.399 INFO [stderr]    |
Dec 02 08:05:45.399 INFO [stderr] 14 |   kind: IpAddrKind,
Dec 02 08:05:45.399 INFO [stderr]    |   ^^^^^^^^^^^^^^^^
Dec 02 08:05:45.399 INFO [stderr]    |
Dec 02 08:05:45.399 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 02 08:05:45.399 INFO [stderr] 
Dec 02 08:05:45.399 INFO [stderr] warning: field is never used: `address`
Dec 02 08:05:45.399 INFO [stderr]   --> src/enum.rs:15:3
Dec 02 08:05:45.399 INFO [stderr]    |
Dec 02 08:05:45.399 INFO [stderr] 15 |   address: String
Dec 02 08:05:45.399 INFO [stderr]    |   ^^^^^^^^^^^^^^^
Dec 02 08:05:45.399 INFO [stderr] 
Dec 02 08:05:46.819 INFO [stderr] error: build failed
Dec 02 08:05:46.823 INFO [stderr] su: No module specific data is present
Dec 02 08:05:47.631 INFO running `"docker" "inspect" "8b72c9701378cdd60de2938919fb2138818aae26cf407bdb1a12b33cff208d19"`
Dec 02 08:05:47.798 INFO running `"docker" "rm" "-f" "8b72c9701378cdd60de2938919fb2138818aae26cf407bdb1a12b33cff208d19"`
Dec 02 08:05:47.965 INFO [stdout] 8b72c9701378cdd60de2938919fb2138818aae26cf407bdb1a12b33cff208d19