[INFO] updating cached repository Givup/tick_tack_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Givup/tick_tack_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Givup/tick_tack_rust" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Givup/tick_tack_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Givup/tick_tack_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Givup/tick_tack_rust" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Givup/tick_tack_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Givup/tick_tack_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0a3d5f766d0b8687e9e4a4409f0ed79fe230e925
[INFO] sha for GitHub repo Givup/tick_tack_rust: 0a3d5f766d0b8687e9e4a4409f0ed79fe230e925
[INFO] validating manifest of Givup/tick_tack_rust on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Givup/tick_tack_rust on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Givup/tick_tack_rust
[INFO] finished frobbing Givup/tick_tack_rust
[INFO] frobbed toml for Givup/tick_tack_rust written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Givup/tick_tack_rust/Cargo.toml
[INFO] started frobbing Givup/tick_tack_rust
[INFO] finished frobbing Givup/tick_tack_rust
[INFO] frobbed toml for Givup/tick_tack_rust written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Givup/tick_tack_rust/Cargo.toml
[INFO] crate Givup/tick_tack_rust has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Givup/tick_tack_rust against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Givup/tick_tack_rust:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 98fa61bf699af5c41bf71200ba66b72d05abc13bb1ab83b340fcf95e3ea2a3dd
[INFO] running `"docker" "start" "-a" "98fa61bf699af5c41bf71200ba66b72d05abc13bb1ab83b340fcf95e3ea2a3dd"`
[INFO] [stderr]    Compiling tick_tack_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]   --> src/game.rs:45:14
[INFO] [stderr]    |
[INFO] [stderr] 45 |         if let Ok((size, addr)) = self.socket.recv_from(&mut buffer) {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_size`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `packet_size`
[INFO] [stderr]   --> src/game.rs:96:15
[INFO] [stderr]    |
[INFO] [stderr] 96 |                 if let Ok(packet_size) = self.socket.recv(&mut buffer) {
[INFO] [stderr]    |                           ^^^^^^^^^^^ help: consider prefixing with an underscore: `_packet_size`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game.rs:57:7
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut socket = UdpSocket::bind("localhost:0").unwrap();
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "98fa61bf699af5c41bf71200ba66b72d05abc13bb1ab83b340fcf95e3ea2a3dd"`
[INFO] running `"docker" "rm" "-f" "98fa61bf699af5c41bf71200ba66b72d05abc13bb1ab83b340fcf95e3ea2a3dd"`
[INFO] [stdout] 98fa61bf699af5c41bf71200ba66b72d05abc13bb1ab83b340fcf95e3ea2a3dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Givup/tick_tack_rust:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 15c710086617da14dc237f0426cd2ca622ce495ff8ae730f471e3b81f7179dd5
[INFO] running `"docker" "start" "-a" "15c710086617da14dc237f0426cd2ca622ce495ff8ae730f471e3b81f7179dd5"`
[INFO] [stderr]    Compiling tick_tack_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]   --> src/game.rs:45:14
[INFO] [stderr]    |
[INFO] [stderr] 45 |         if let Ok((size, addr)) = self.socket.recv_from(&mut buffer) {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_size`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `packet_size`
[INFO] [stderr]   --> src/game.rs:96:15
[INFO] [stderr]    |
[INFO] [stderr] 96 |                 if let Ok(packet_size) = self.socket.recv(&mut buffer) {
[INFO] [stderr]    |                           ^^^^^^^^^^^ help: consider prefixing with an underscore: `_packet_size`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game.rs:57:7
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut socket = UdpSocket::bind("localhost:0").unwrap();
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "15c710086617da14dc237f0426cd2ca622ce495ff8ae730f471e3b81f7179dd5"`
[INFO] running `"docker" "rm" "-f" "15c710086617da14dc237f0426cd2ca622ce495ff8ae730f471e3b81f7179dd5"`
[INFO] [stdout] 15c710086617da14dc237f0426cd2ca622ce495ff8ae730f471e3b81f7179dd5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Givup/tick_tack_rust:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 669e12deb0faccba5c8b04bfb02f79f93e8cd80369a36267ccc77a75956b3cf7
[INFO] running `"docker" "start" "-a" "669e12deb0faccba5c8b04bfb02f79f93e8cd80369a36267ccc77a75956b3cf7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tick_tack_rust-bcfe01a7fc5df9f8
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "669e12deb0faccba5c8b04bfb02f79f93e8cd80369a36267ccc77a75956b3cf7"`
[INFO] running `"docker" "rm" "-f" "669e12deb0faccba5c8b04bfb02f79f93e8cd80369a36267ccc77a75956b3cf7"`
[INFO] [stdout] 669e12deb0faccba5c8b04bfb02f79f93e8cd80369a36267ccc77a75956b3cf7