Dec 19 15:59:42.825 INFO checking hungnd1475/renjurs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:59:42.825 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/hungnd1475/renjurs:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:59:43.307 INFO [stdout] 7d12ba5c03a1843c16cb183adc17aae17e1da99eadaaa74ba69831418623a134
Dec 19 15:59:43.309 INFO running `"docker" "start" "-a" "7d12ba5c03a1843c16cb183adc17aae17e1da99eadaaa74ba69831418623a134"`
Dec 19 15:59:44.520 INFO [stderr]     Checking renju v0.1.0 (/opt/crater/workdir)
Dec 19 15:59:44.882 INFO [stderr] warning: unused variable: `name`
Dec 19 15:59:44.882 INFO [stderr]  --> src/lib.rs:7:13
Dec 19 15:59:44.882 INFO [stderr]   |
Dec 19 15:59:44.882 INFO [stderr] 7 | pub fn play(name: &str, eng: &Engine) {
Dec 19 15:59:44.882 INFO [stderr]   |             ^^^^ help: consider using `_name` instead
Dec 19 15:59:44.882 INFO [stderr]   |
Dec 19 15:59:44.882 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 15:59:44.882 INFO [stderr] 
Dec 19 15:59:44.882 INFO [stderr] warning: unused variable: `eng`
Dec 19 15:59:44.882 INFO [stderr]  --> src/lib.rs:7:25
Dec 19 15:59:44.882 INFO [stderr]   |
Dec 19 15:59:44.882 INFO [stderr] 7 | pub fn play(name: &str, eng: &Engine) {
Dec 19 15:59:44.882 INFO [stderr]   |                         ^^^ help: consider using `_eng` instead
Dec 19 15:59:44.882 INFO [stderr] 
Dec 19 15:59:44.882 INFO [stderr] warning: unused variable: `e`
Dec 19 15:59:44.882 INFO [stderr]   --> src/engine/net.rs:37:54
Dec 19 15:59:44.882 INFO [stderr]    |
Dec 19 15:59:44.882 INFO [stderr] 37 |         let size = usize::from_str(segs[1]).map_err(|e| "Error reading board size");
Dec 19 15:59:44.882 INFO [stderr]    |                                                      ^ help: consider using `_e` instead
Dec 19 15:59:44.882 INFO [stderr] 
Dec 19 15:59:44.882 INFO [stderr] warning: unused variable: `e`
Dec 19 15:59:44.882 INFO [stderr]   --> src/engine/net.rs:38:52
Dec 19 15:59:44.882 INFO [stderr]    |
Dec 19 15:59:44.882 INFO [stderr] 38 |         let time = f32::from_str(segs[2]).map_err(|e| "Error reading timeout");
Dec 19 15:59:44.882 INFO [stderr]    |                                                    ^ help: consider using `_e` instead
Dec 19 15:59:44.882 INFO [stderr] 
Dec 19 15:59:44.882 INFO [stderr] warning: unused variable: `e`
Dec 19 15:59:44.882 INFO [stderr]   --> src/engine/net.rs:64:71
Dec 19 15:59:44.882 INFO [stderr]    |
Dec 19 15:59:44.882 INFO [stderr] 64 |             let rx = usize::from_str(segs[1]).map(|x| x - 1).map_err(|e| Ending::Lose);
Dec 19 15:59:44.882 INFO [stderr]    |                                                                       ^ help: consider using `_e` instead
Dec 19 15:59:44.882 INFO [stderr] 
Dec 19 15:59:44.882 INFO [stderr] warning: unused variable: `e`
Dec 19 15:59:44.882 INFO [stderr]   --> src/engine/net.rs:65:71
Dec 19 15:59:44.882 INFO [stderr]    |
Dec 19 15:59:44.882 INFO [stderr] 65 |             let ry = usize::from_str(segs[2]).map(|y| y - 1).map_err(|e| Ending::Lose);
Dec 19 15:59:44.882 INFO [stderr]    |                                                                       ^ help: consider using `_e` instead
Dec 19 15:59:44.882 INFO [stderr] 
Dec 19 15:59:44.910 INFO [stderr] warning: struct is never constructed: `NetEngine`
Dec 19 15:59:44.910 INFO [stderr]  --> src/engine/net.rs:7:1
Dec 19 15:59:44.910 INFO [stderr]   |
Dec 19 15:59:44.910 INFO [stderr] 7 | struct NetEngine {
Dec 19 15:59:44.910 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 19 15:59:44.910 INFO [stderr]   |
Dec 19 15:59:44.910 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:59:44.910 INFO [stderr] 
Dec 19 15:59:44.910 INFO [stderr] warning: method is never used: `connect`
Dec 19 15:59:44.910 INFO [stderr]   --> src/engine/net.rs:12:5
Dec 19 15:59:44.910 INFO [stderr]    |
Dec 19 15:59:44.910 INFO [stderr] 12 |     pub fn connect(ip: &str, port: u16) -> Self {
Dec 19 15:59:44.910 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:59:44.910 INFO [stderr] 
Dec 19 15:59:44.917 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:59:44.918 INFO [stderr]   --> src/engine/net.rs:22:9
Dec 19 15:59:44.918 INFO [stderr]    |
Dec 19 15:59:44.918 INFO [stderr] 22 |         writeln!(&mut writer, "LOGIN {}", name);
Dec 19 15:59:44.918 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:59:44.918 INFO [stderr]    |
Dec 19 15:59:44.918 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 15:59:44.918 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:59:44.918 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 19 15:59:44.918 INFO [stderr] 
Dec 19 15:59:44.918 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:59:44.918 INFO [stderr]   --> src/engine/net.rs:23:9
Dec 19 15:59:44.918 INFO [stderr]    |
Dec 19 15:59:44.918 INFO [stderr] 23 |         writer.flush();
Dec 19 15:59:44.918 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 19 15:59:44.918 INFO [stderr]    |
Dec 19 15:59:44.918 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:59:44.918 INFO [stderr] 
Dec 19 15:59:44.918 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:59:44.918 INFO [stderr]   --> src/engine/net.rs:51:17
Dec 19 15:59:44.918 INFO [stderr]    |
Dec 19 15:59:44.918 INFO [stderr] 51 |                 writeln!(&mut writer, "MOVE {} {}", m.x + 1, m.y + 1);
Dec 19 15:59:44.918 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:59:44.918 INFO [stderr]    |
Dec 19 15:59:44.918 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:59:44.918 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 19 15:59:44.918 INFO [stderr] 
Dec 19 15:59:44.918 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:59:44.918 INFO [stderr]   --> src/engine/net.rs:52:17
Dec 19 15:59:44.918 INFO [stderr]    |
Dec 19 15:59:44.918 INFO [stderr] 52 |                 writer.flush();
Dec 19 15:59:44.918 INFO [stderr]    |                 ^^^^^^^^^^^^^^^
Dec 19 15:59:44.918 INFO [stderr]    |
Dec 19 15:59:44.918 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:59:44.918 INFO [stderr] 
Dec 19 15:59:44.932 INFO [stderr] warning: unused variable: `name`
Dec 19 15:59:44.932 INFO [stderr]  --> src/lib.rs:7:13
Dec 19 15:59:44.932 INFO [stderr]   |
Dec 19 15:59:44.932 INFO [stderr] 7 | pub fn play(name: &str, eng: &Engine) {
Dec 19 15:59:44.932 INFO [stderr]   |             ^^^^ help: consider using `_name` instead
Dec 19 15:59:44.932 INFO [stderr]   |
Dec 19 15:59:44.932 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 15:59:44.932 INFO [stderr] 
Dec 19 15:59:44.932 INFO [stderr] warning: unused variable: `eng`
Dec 19 15:59:44.932 INFO [stderr]  --> src/lib.rs:7:25
Dec 19 15:59:44.932 INFO [stderr]   |
Dec 19 15:59:44.932 INFO [stderr] 7 | pub fn play(name: &str, eng: &Engine) {
Dec 19 15:59:44.932 INFO [stderr]   |                         ^^^ help: consider using `_eng` instead
Dec 19 15:59:44.932 INFO [stderr] 
Dec 19 15:59:44.933 INFO [stderr] warning: unused variable: `e`
Dec 19 15:59:44.933 INFO [stderr]   --> src/engine/net.rs:37:54
Dec 19 15:59:44.933 INFO [stderr]    |
Dec 19 15:59:44.933 INFO [stderr] 37 |         let size = usize::from_str(segs[1]).map_err(|e| "Error reading board size");
Dec 19 15:59:44.933 INFO [stderr]    |                                                      ^ help: consider using `_e` instead
Dec 19 15:59:44.933 INFO [stderr] 
Dec 19 15:59:44.933 INFO [stderr] warning: unused variable: `e`
Dec 19 15:59:44.933 INFO [stderr]   --> src/engine/net.rs:38:52
Dec 19 15:59:44.933 INFO [stderr]    |
Dec 19 15:59:44.933 INFO [stderr] 38 |         let time = f32::from_str(segs[2]).map_err(|e| "Error reading timeout");
Dec 19 15:59:44.933 INFO [stderr]    |                                                    ^ help: consider using `_e` instead
Dec 19 15:59:44.933 INFO [stderr] 
Dec 19 15:59:44.933 INFO [stderr] warning: unused variable: `e`
Dec 19 15:59:44.933 INFO [stderr]   --> src/engine/net.rs:64:71
Dec 19 15:59:44.933 INFO [stderr]    |
Dec 19 15:59:44.933 INFO [stderr] 64 |             let rx = usize::from_str(segs[1]).map(|x| x - 1).map_err(|e| Ending::Lose);
Dec 19 15:59:44.933 INFO [stderr]    |                                                                       ^ help: consider using `_e` instead
Dec 19 15:59:44.933 INFO [stderr] 
Dec 19 15:59:44.933 INFO [stderr] warning: unused variable: `e`
Dec 19 15:59:44.933 INFO [stderr]   --> src/engine/net.rs:65:71
Dec 19 15:59:44.933 INFO [stderr]    |
Dec 19 15:59:44.933 INFO [stderr] 65 |             let ry = usize::from_str(segs[2]).map(|y| y - 1).map_err(|e| Ending::Lose);
Dec 19 15:59:44.933 INFO [stderr]    |                                                                       ^ help: consider using `_e` instead
Dec 19 15:59:44.933 INFO [stderr] 
Dec 19 15:59:45.000 INFO [stderr] warning: struct is never constructed: `NetEngine`
Dec 19 15:59:45.000 INFO [stderr]  --> src/engine/net.rs:7:1
Dec 19 15:59:45.000 INFO [stderr]   |
Dec 19 15:59:45.000 INFO [stderr] 7 | struct NetEngine {
Dec 19 15:59:45.000 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 19 15:59:45.024 INFO [stderr]   |
Dec 19 15:59:45.024 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:59:45.024 INFO [stderr] 
Dec 19 15:59:45.024 INFO [stderr] warning: method is never used: `connect`
Dec 19 15:59:45.024 INFO [stderr]   --> src/engine/net.rs:12:5
Dec 19 15:59:45.024 INFO [stderr]    |
Dec 19 15:59:45.024 INFO [stderr] 12 |     pub fn connect(ip: &str, port: u16) -> Self {
Dec 19 15:59:45.024 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:59:45.024 INFO [stderr] 
Dec 19 15:59:45.066 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:59:45.066 INFO [stderr]   --> src/engine/net.rs:22:9
Dec 19 15:59:45.066 INFO [stderr]    |
Dec 19 15:59:45.066 INFO [stderr] 22 |         writeln!(&mut writer, "LOGIN {}", name);
Dec 19 15:59:45.066 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:59:45.084 INFO [stderr]    |
Dec 19 15:59:45.084 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 15:59:45.084 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:59:45.084 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 19 15:59:45.084 INFO [stderr] 
Dec 19 15:59:45.084 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:59:45.084 INFO [stderr]   --> src/engine/net.rs:23:9
Dec 19 15:59:45.084 INFO [stderr]    |
Dec 19 15:59:45.084 INFO [stderr] 23 |         writer.flush();
Dec 19 15:59:45.084 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 19 15:59:45.084 INFO [stderr]    |
Dec 19 15:59:45.084 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:59:45.084 INFO [stderr] 
Dec 19 15:59:45.084 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:59:45.084 INFO [stderr]   --> src/engine/net.rs:51:17
Dec 19 15:59:45.084 INFO [stderr]    |
Dec 19 15:59:45.084 INFO [stderr] 51 |                 writeln!(&mut writer, "MOVE {} {}", m.x + 1, m.y + 1);
Dec 19 15:59:45.084 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:59:45.084 INFO [stderr]    |
Dec 19 15:59:45.084 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:59:45.084 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 19 15:59:45.084 INFO [stderr] 
Dec 19 15:59:45.084 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:59:45.084 INFO [stderr]   --> src/engine/net.rs:52:17
Dec 19 15:59:45.084 INFO [stderr]    |
Dec 19 15:59:45.084 INFO [stderr] 52 |                 writer.flush();
Dec 19 15:59:45.084 INFO [stderr]    |                 ^^^^^^^^^^^^^^^
Dec 19 15:59:45.084 INFO [stderr]    |
Dec 19 15:59:45.084 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:59:45.084 INFO [stderr] 
Dec 19 15:59:45.536 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Dec 19 15:59:46.371 INFO running `"docker" "inspect" "7d12ba5c03a1843c16cb183adc17aae17e1da99eadaaa74ba69831418623a134"`
Dec 19 15:59:46.626 INFO running `"docker" "rm" "-f" "7d12ba5c03a1843c16cb183adc17aae17e1da99eadaaa74ba69831418623a134"`
Dec 19 15:59:46.904 INFO [stdout] 7d12ba5c03a1843c16cb183adc17aae17e1da99eadaaa74ba69831418623a134