Dec 11 13:15:52.925 INFO checking mratsim/rustygo against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 13:15:52.926 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 13:15:53.438 INFO [stdout] d187496f38119ae6a2a4bbddb3ec3cbfa8c8e75d4e90e30545aab796b36c430c
Dec 11 13:15:53.440 INFO running `"docker" "start" "-a" "d187496f38119ae6a2a4bbddb3ec3cbfa8c8e75d4e90e30545aab796b36c430c"`
Dec 11 13:15:55.788 INFO [stderr] usermod: no changes
Dec 11 13:15:55.864 INFO [stderr]     Checking winapi v0.2.5
Dec 11 13:15:55.864 INFO [stderr]     Checking libc v0.2.4
Dec 11 13:15:55.864 INFO [stderr]     Checking itertools v0.4.6
Dec 11 13:15:55.868 INFO [stderr]     Checking fnv v1.0.2
Dec 11 13:15:57.466 INFO [stderr]     Checking advapi32-sys v0.1.2
Dec 11 13:15:57.874 INFO [stderr]     Checking rand v0.3.12
Dec 11 13:15:59.563 INFO [stderr]     Checking rusty_go v0.1.0 (/source)
Dec 11 13:16:00.271 INFO [stderr] warning: unused import: `BufRead`
Dec 11 13:16:00.271 INFO [stderr]   --> src/main.rs:19:22
Dec 11 13:16:00.271 INFO [stderr]    |
Dec 11 13:16:00.271 INFO [stderr] 19 | use std::io::{stdin, BufRead};
Dec 11 13:16:00.271 INFO [stderr]    |                      ^^^^^^^
Dec 11 13:16:00.271 INFO [stderr]    |
Dec 11 13:16:00.271 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 13:16:00.271 INFO [stderr] 
Dec 11 13:16:00.280 INFO [stderr] warning: unused import: `BufRead`
Dec 11 13:16:00.280 INFO [stderr]   --> src/main.rs:19:22
Dec 11 13:16:00.280 INFO [stderr]    |
Dec 11 13:16:00.280 INFO [stderr] 19 | use std::io::{stdin, BufRead};
Dec 11 13:16:00.280 INFO [stderr]    |                      ^^^^^^^
Dec 11 13:16:00.280 INFO [stderr]    |
Dec 11 13:16:00.280 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 13:16:00.280 INFO [stderr] 
Dec 11 13:16:00.412 INFO [stderr] warning: variable does not need to be mutable
Dec 11 13:16:00.412 INFO [stderr]    --> src/main.rs:659:13
Dec 11 13:16:00.412 INFO [stderr]     |
Dec 11 13:16:00.412 INFO [stderr] 659 |         let mut tree = MCTS_tree {
Dec 11 13:16:00.412 INFO [stderr]     |             ----^^^^
Dec 11 13:16:00.412 INFO [stderr]     |             |
Dec 11 13:16:00.412 INFO [stderr]     |             help: remove this `mut`
Dec 11 13:16:00.412 INFO [stderr]     |
Dec 11 13:16:00.412 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 11 13:16:00.412 INFO [stderr] 
Dec 11 13:16:00.424 INFO [stderr] warning: constant item is never used: `SCORE_TO_BEAT`
Dec 11 13:16:00.424 INFO [stderr]   --> src/main.rs:28:1
Dec 11 13:16:00.424 INFO [stderr]    |
Dec 11 13:16:00.424 INFO [stderr] 28 | const SCORE_TO_BEAT: i16 = 361; //Number of Intersections (used for half-step counting)
Dec 11 13:16:00.424 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:16:00.424 INFO [stderr]    |
Dec 11 13:16:00.424 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 13:16:00.424 INFO [stderr] 
Dec 11 13:16:00.424 INFO [stderr] warning: method is never used: `new`
Dec 11 13:16:00.424 INFO [stderr]    --> src/main.rs:525:5
Dec 11 13:16:00.424 INFO [stderr]     |
Dec 11 13:16:00.424 INFO [stderr] 525 |     fn new() -> MCTS_tree{
Dec 11 13:16:00.424 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:16:00.424 INFO [stderr] 
Dec 11 13:16:00.425 INFO [stderr] warning: type `MCTS_tree` should have a camel case name such as `MctsTree`
Dec 11 13:16:00.425 INFO [stderr]    --> src/main.rs:511:1
Dec 11 13:16:00.425 INFO [stderr]     |
Dec 11 13:16:00.425 INFO [stderr] 511 | / struct MCTS_tree{
Dec 11 13:16:00.425 INFO [stderr] 512 | |     board_state: Board19,
Dec 11 13:16:00.425 INFO [stderr] 513 | |     nx_player: Intersection,
Dec 11 13:16:00.425 INFO [stderr] 514 | |     board_hash: u16,
Dec 11 13:16:00.425 INFO [stderr] ...   |
Dec 11 13:16:00.425 INFO [stderr] 521 | |     last_move: u16,
Dec 11 13:16:00.425 INFO [stderr] 522 | | }
Dec 11 13:16:00.425 INFO [stderr]     | |_^
Dec 11 13:16:00.425 INFO [stderr]     |
Dec 11 13:16:00.425 INFO [stderr]     = note: #[warn(non_camel_case_types)] on by default
Dec 11 13:16:00.425 INFO [stderr] 
Dec 11 13:16:00.428 INFO [stderr] warning: variable does not need to be mutable
Dec 11 13:16:00.428 INFO [stderr]    --> src/main.rs:659:13
Dec 11 13:16:00.428 INFO [stderr]     |
Dec 11 13:16:00.428 INFO [stderr] 659 |         let mut tree = MCTS_tree {
Dec 11 13:16:00.428 INFO [stderr]     |             ----^^^^
Dec 11 13:16:00.428 INFO [stderr]     |             |
Dec 11 13:16:00.428 INFO [stderr]     |             help: remove this `mut`
Dec 11 13:16:00.428 INFO [stderr]     |
Dec 11 13:16:00.428 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 11 13:16:00.428 INFO [stderr] 
Dec 11 13:16:00.480 INFO [stderr] warning: constant item is never used: `SCORE_TO_BEAT`
Dec 11 13:16:00.480 INFO [stderr]   --> src/main.rs:28:1
Dec 11 13:16:00.480 INFO [stderr]    |
Dec 11 13:16:00.480 INFO [stderr] 28 | const SCORE_TO_BEAT: i16 = 361; //Number of Intersections (used for half-step counting)
Dec 11 13:16:00.480 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:16:00.480 INFO [stderr]    |
Dec 11 13:16:00.480 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 13:16:00.480 INFO [stderr] 
Dec 11 13:16:00.480 INFO [stderr] warning: method is never used: `new`
Dec 11 13:16:00.480 INFO [stderr]    --> src/main.rs:525:5
Dec 11 13:16:00.480 INFO [stderr]     |
Dec 11 13:16:00.480 INFO [stderr] 525 |     fn new() -> MCTS_tree{
Dec 11 13:16:00.480 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:16:00.480 INFO [stderr] 
Dec 11 13:16:00.492 INFO [stderr] warning: type `MCTS_tree` should have a camel case name such as `MctsTree`
Dec 11 13:16:00.492 INFO [stderr]    --> src/main.rs:511:1
Dec 11 13:16:00.492 INFO [stderr]     |
Dec 11 13:16:00.492 INFO [stderr] 511 | / struct MCTS_tree{
Dec 11 13:16:00.492 INFO [stderr] 512 | |     board_state: Board19,
Dec 11 13:16:00.492 INFO [stderr] 513 | |     nx_player: Intersection,
Dec 11 13:16:00.492 INFO [stderr] 514 | |     board_hash: u16,
Dec 11 13:16:00.492 INFO [stderr] ...   |
Dec 11 13:16:00.492 INFO [stderr] 521 | |     last_move: u16,
Dec 11 13:16:00.492 INFO [stderr] 522 | | }
Dec 11 13:16:00.492 INFO [stderr]     | |_^
Dec 11 13:16:00.492 INFO [stderr]     |
Dec 11 13:16:00.492 INFO [stderr]     = note: #[warn(non_camel_case_types)] on by default
Dec 11 13:16:00.492 INFO [stderr] 
Dec 11 13:16:00.513 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.70s
Dec 11 13:16:00.513 INFO [stderr] su: No module specific data is present
Dec 11 13:16:01.562 INFO running `"docker" "inspect" "d187496f38119ae6a2a4bbddb3ec3cbfa8c8e75d4e90e30545aab796b36c430c"`
Dec 11 13:16:01.884 INFO running `"docker" "rm" "-f" "d187496f38119ae6a2a4bbddb3ec3cbfa8c8e75d4e90e30545aab796b36c430c"`
Dec 11 13:16:02.192 INFO [stdout] d187496f38119ae6a2a4bbddb3ec3cbfa8c8e75d4e90e30545aab796b36c430c