Dec 17 20:45:39.209 INFO checking levkk/rust-chess against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 20:45:39.209 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/levkk/rust-chess:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:45:39.704 INFO [stdout] 420998a1a036eaa3c2e352c455ef711f051400604c58afb7de595581c7366eab
Dec 17 20:45:39.710 INFO running `"docker" "start" "-a" "420998a1a036eaa3c2e352c455ef711f051400604c58afb7de595581c7366eab"`
Dec 17 20:45:42.011 INFO [stderr]    Compiling glfw-sys v3.2.2
Dec 17 20:45:42.011 INFO [stderr]     Checking num-complex v0.2.0
Dec 17 20:45:42.024 INFO [stderr]    Compiling gl_generator v0.9.0
Dec 17 20:45:42.056 INFO [stderr]     Checking num-bigint v0.2.0
Dec 17 20:45:42.056 INFO [stderr]     Checking num-iter v0.1.37
Dec 17 20:45:42.056 INFO [stderr]    Compiling syn v0.15.8
Dec 17 20:45:42.056 INFO [stderr]     Checking reqwest v0.9.2
Dec 17 20:45:53.571 INFO [stderr]    Compiling gl v0.10.0
Dec 17 20:45:53.630 INFO [stderr]     Checking num-rational v0.2.1
Dec 17 20:45:56.281 INFO [stderr]     Checking num v0.2.0
Dec 17 20:45:58.964 INFO [stderr]     Checking glfw v0.25.0
Dec 17 20:46:03.503 INFO [stderr]    Compiling serde_derive v1.0.79
Dec 17 20:46:21.834 INFO [stderr]     Checking rust_chess v0.2.0 (/opt/crater/workdir)
Dec 17 20:46:23.310 INFO [stderr] warning: unused import: `collections`
Dec 17 20:46:23.310 INFO [stderr]  --> src/connection.rs:7:30
Dec 17 20:46:23.310 INFO [stderr]   |
Dec 17 20:46:23.310 INFO [stderr] 7 | use std::{net, thread, time, collections};
Dec 17 20:46:23.310 INFO [stderr]   |                              ^^^^^^^^^^^
Dec 17 20:46:23.310 INFO [stderr]   |
Dec 17 20:46:23.310 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 20:46:23.310 INFO [stderr] 
Dec 17 20:46:23.868 INFO [stderr] warning: unused import: `super::*`
Dec 17 20:46:23.868 INFO [stderr]    --> src/board.rs:507:7
Dec 17 20:46:23.870 INFO [stderr]     |
Dec 17 20:46:23.870 INFO [stderr] 507 |   use super::*;
Dec 17 20:46:23.870 INFO [stderr]     |       ^^^^^^^^
Dec 17 20:46:23.870 INFO [stderr]     |
Dec 17 20:46:23.870 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 17 20:46:23.870 INFO [stderr] 
Dec 17 20:46:23.870 INFO [stderr] warning: unused import: `collections`
Dec 17 20:46:23.870 INFO [stderr]  --> src/connection.rs:7:30
Dec 17 20:46:23.870 INFO [stderr]   |
Dec 17 20:46:23.870 INFO [stderr] 7 | use std::{net, thread, time, collections};
Dec 17 20:46:23.870 INFO [stderr]   |                              ^^^^^^^^^^^
Dec 17 20:46:23.870 INFO [stderr] 
Dec 17 20:46:23.870 INFO [stderr] warning: unused import: `channel`
Dec 17 20:46:23.871 INFO [stderr]   --> src/gui.rs:29:23
Dec 17 20:46:23.871 INFO [stderr]    |
Dec 17 20:46:23.871 INFO [stderr] 29 | use std::sync::mpsc::{channel, Receiver, Sender};
Dec 17 20:46:23.871 INFO [stderr]    |                       ^^^^^^^
Dec 17 20:46:23.871 INFO [stderr] 
Dec 17 20:46:23.877 INFO [stderr] warning: unused import: `super::*`
Dec 17 20:46:23.877 INFO [stderr]    --> src/models/piece.rs:171:7
Dec 17 20:46:23.877 INFO [stderr]     |
Dec 17 20:46:23.877 INFO [stderr] 171 |   use super::*;
Dec 17 20:46:23.877 INFO [stderr]     |       ^^^^^^^^
Dec 17 20:46:23.877 INFO [stderr] 
Dec 17 20:46:24.217 INFO [stderr] warning: unused variable: `mesh`
Dec 17 20:46:24.217 INFO [stderr]   --> src/model_loader.rs:16:9
Dec 17 20:46:24.217 INFO [stderr]    |
Dec 17 20:46:24.217 INFO [stderr] 16 |     let mesh = &m.mesh;
Dec 17 20:46:24.217 INFO [stderr]    |         ^^^^ help: consider using `_mesh` instead
Dec 17 20:46:24.217 INFO [stderr]    |
Dec 17 20:46:24.217 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 20:46:24.217 INFO [stderr] 
Dec 17 20:46:24.456 INFO [stderr] warning: constant item is never used: `RETRY_ATTEMPTS_HTTP`
Dec 17 20:46:24.456 INFO [stderr]   --> src/connection.rs:23:1
Dec 17 20:46:24.456 INFO [stderr]    |
Dec 17 20:46:24.456 INFO [stderr] 23 | const RETRY_ATTEMPTS_HTTP: i32 = 5;
Dec 17 20:46:24.456 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:46:24.456 INFO [stderr]    |
Dec 17 20:46:24.456 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 20:46:24.456 INFO [stderr] 
Dec 17 20:46:24.456 INFO [stderr] warning: field is never used: `zoom`
Dec 17 20:46:24.456 INFO [stderr]   --> src/camera.rs:22:3
Dec 17 20:46:24.456 INFO [stderr]    |
Dec 17 20:46:24.456 INFO [stderr] 22 |   zoom: f32,
Dec 17 20:46:24.456 INFO [stderr]    |   ^^^^^^^^^
Dec 17 20:46:24.456 INFO [stderr] 
Dec 17 20:46:24.456 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 20:46:24.456 INFO [stderr]    --> src/board.rs:101:5
Dec 17 20:46:24.456 INFO [stderr]     |
Dec 17 20:46:24.456 INFO [stderr] 101 |     write!(f, "{}", color);
Dec 17 20:46:24.456 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:46:24.456 INFO [stderr]     |
Dec 17 20:46:24.456 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 20:46:24.456 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 20:46:24.456 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 20:46:24.456 INFO [stderr] 
Dec 17 20:46:24.460 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 20:46:24.460 INFO [stderr]    --> src/game.rs:263:9
Dec 17 20:46:24.460 INFO [stderr]     |
Dec 17 20:46:24.460 INFO [stderr] 263 |         board_sender.send(self.board.clone());
Dec 17 20:46:24.460 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:46:24.460 INFO [stderr]     |
Dec 17 20:46:24.460 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 20:46:24.460 INFO [stderr] 
Dec 17 20:46:24.468 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 20:46:24.468 INFO [stderr]    --> src/connection.rs:331:5
Dec 17 20:46:24.468 INFO [stderr]     |
Dec 17 20:46:24.468 INFO [stderr] 331 |     self.client.delete(&format!("{}/clients/{}", self.endpoint, self.name)).send();
Dec 17 20:46:24.468 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:46:24.468 INFO [stderr]     |
Dec 17 20:46:24.468 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 20:46:24.468 INFO [stderr] 
Dec 17 20:46:24.988 INFO [stderr] warning: unused variable: `mesh`
Dec 17 20:46:24.988 INFO [stderr]   --> src/model_loader.rs:16:9
Dec 17 20:46:24.988 INFO [stderr]    |
Dec 17 20:46:24.988 INFO [stderr] 16 |     let mesh = &m.mesh;
Dec 17 20:46:24.988 INFO [stderr]    |         ^^^^ help: consider using `_mesh` instead
Dec 17 20:46:24.988 INFO [stderr]    |
Dec 17 20:46:24.988 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 20:46:24.988 INFO [stderr] 
Dec 17 20:46:25.220 INFO [stderr] warning: constant item is never used: `RETRY_ATTEMPTS_HTTP`
Dec 17 20:46:25.220 INFO [stderr]   --> src/connection.rs:23:1
Dec 17 20:46:25.220 INFO [stderr]    |
Dec 17 20:46:25.220 INFO [stderr] 23 | const RETRY_ATTEMPTS_HTTP: i32 = 5;
Dec 17 20:46:25.220 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:46:25.220 INFO [stderr]    |
Dec 17 20:46:25.220 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 20:46:25.220 INFO [stderr] 
Dec 17 20:46:25.220 INFO [stderr] warning: field is never used: `zoom`
Dec 17 20:46:25.220 INFO [stderr]   --> src/camera.rs:22:3
Dec 17 20:46:25.220 INFO [stderr]    |
Dec 17 20:46:25.220 INFO [stderr] 22 |   zoom: f32,
Dec 17 20:46:25.220 INFO [stderr]    |   ^^^^^^^^^
Dec 17 20:46:25.220 INFO [stderr] 
Dec 17 20:46:25.220 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 20:46:25.220 INFO [stderr]    --> src/board.rs:101:5
Dec 17 20:46:25.220 INFO [stderr]     |
Dec 17 20:46:25.220 INFO [stderr] 101 |     write!(f, "{}", color);
Dec 17 20:46:25.220 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:46:25.220 INFO [stderr]     |
Dec 17 20:46:25.220 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 20:46:25.220 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 20:46:25.220 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 20:46:25.220 INFO [stderr] 
Dec 17 20:46:25.224 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 20:46:25.224 INFO [stderr]    --> src/game.rs:263:9
Dec 17 20:46:25.224 INFO [stderr]     |
Dec 17 20:46:25.224 INFO [stderr] 263 |         board_sender.send(self.board.clone());
Dec 17 20:46:25.224 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:46:25.224 INFO [stderr]     |
Dec 17 20:46:25.224 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 20:46:25.224 INFO [stderr] 
Dec 17 20:46:25.228 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 20:46:25.228 INFO [stderr]    --> src/connection.rs:331:5
Dec 17 20:46:25.228 INFO [stderr]     |
Dec 17 20:46:25.228 INFO [stderr] 331 |     self.client.delete(&format!("{}/clients/{}", self.endpoint, self.name)).send();
Dec 17 20:46:25.228 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:46:25.228 INFO [stderr]     |
Dec 17 20:46:25.228 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 20:46:25.228 INFO [stderr] 
Dec 17 20:46:30.408 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.80s
Dec 17 20:46:31.397 INFO running `"docker" "inspect" "420998a1a036eaa3c2e352c455ef711f051400604c58afb7de595581c7366eab"`
Dec 17 20:46:31.788 INFO running `"docker" "rm" "-f" "420998a1a036eaa3c2e352c455ef711f051400604c58afb7de595581c7366eab"`
Dec 17 20:46:32.147 INFO [stdout] 420998a1a036eaa3c2e352c455ef711f051400604c58afb7de595581c7366eab