[INFO] cloning repository https://github.com/muzudho/rust_kifuwarabe_shogi_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/muzudho/rust_kifuwarabe_shogi_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuzudho%2Frust_kifuwarabe_shogi_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuzudho%2Frust_kifuwarabe_shogi_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4f63641c996c521520bdf2fc02186eda25dfac0
[INFO] checking muzudho/rust_kifuwarabe_shogi_server against master#b389b0ab72cb0aa9acf4df0ae0c0e12090782da9 for pr-128351-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuzudho%2Frust_kifuwarabe_shogi_server" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/muzudho/rust_kifuwarabe_shogi_server on toolchain b389b0ab72cb0aa9acf4df0ae0c0e12090782da9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/muzudho/rust_kifuwarabe_shogi_server
[INFO] finished tweaking git repo https://github.com/muzudho/rust_kifuwarabe_shogi_server
[INFO] tweaked toml for git repo https://github.com/muzudho/rust_kifuwarabe_shogi_server written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/muzudho/rust_kifuwarabe_shogi_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/muzudho/rust_kifuwarabe_server.git`
[INFO] [stderr]     Updating git repository `https://github.com/muzudho/rust_kifuwarabe_shell.git`
[INFO] [stderr]     Updating git repository `https://github.com/muzudho/rust_kifuwarabe_state_transition_diagram.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.31
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded proc-macro2 v0.4.19
[INFO] [stderr]   Downloaded serde_derive v1.0.79
[INFO] [stderr]   Downloaded syn v0.15.6
[INFO] [stderr]   Downloaded serde v1.0.79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51015780c8c119fda2b12aed58907f6d3b5d20cddae7c38b5ca92a8a90279721
[INFO] running `Command { std: "docker" "start" "-a" "51015780c8c119fda2b12aed58907f6d3b5d20cddae7c38b5ca92a8a90279721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51015780c8c119fda2b12aed58907f6d3b5d20cddae7c38b5ca92a8a90279721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51015780c8c119fda2b12aed58907f6d3b5d20cddae7c38b5ca92a8a90279721", kill_on_drop: false }`
[INFO] [stdout] 51015780c8c119fda2b12aed58907f6d3b5d20cddae7c38b5ca92a8a90279721
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fe99d50d824a30464fa4865406374eff33686cc6555266221a387e21a5c5ec9
[INFO] running `Command { std: "docker" "start" "-a" "9fe99d50d824a30464fa4865406374eff33686cc6555266221a387e21a5c5ec9", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking kifuwarabe_server v0.1.0 (https://github.com/muzudho/rust_kifuwarabe_server.git?rev=418539a79d68a5e7abd2fa5e4cca91efe38aa2ea#418539a7)
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]    Compiling syn v0.15.6
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking serde_json v1.0.31
[INFO] [stderr]     Checking kifuwarabe_state_transition_diagram v0.1.0 (https://github.com/muzudho/rust_kifuwarabe_state_transition_diagram.git?rev=aede7bdfe0925a4c260ac19c6355d64469be9b50#aede7bdf)
[INFO] [stderr]     Checking kifuwarabe_shell v1.0.0 (https://github.com/muzudho/rust_kifuwarabe_shell.git?rev=c9444de505790fd08cacc306761fa4a765262c4d#c9444de5)
[INFO] [stderr]     Checking rust_kifuwarabe_shogi_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `client_handle_impl::*`
[INFO] [stdout]  --> src/utils/player_utils.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use client_handle_impl::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::game_utils::*`
[INFO] [stdout]  --> src/client_handle_impl.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use utils::game_utils::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shell_impl.rs:28:55
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn do_player_name(shell_var: &mut ShellVar, req: &Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn do_player_name(shell_var: &mut ShellVar, req: &dyn Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shell_impl.rs:47:52
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn do_password(shell_var: &mut ShellVar, req: &Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn do_password(shell_var: &mut ShellVar, req: &dyn Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_handle_impl.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut Response) {
[INFO] [stdout]    |                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &dyn Request, res: &mut Response) {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_handle_impl.rs:76:63
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut Response) {
[INFO] [stdout]    |                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut dyn Response) {
[INFO] [stdout]    |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client_handle_impl.rs:146:66
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut dyn Response) {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `client_handle_impl::*`
[INFO] [stdout]  --> src/utils/player_utils.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use client_handle_impl::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::game_utils::*`
[INFO] [stdout]  --> src/client_handle_impl.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use utils::game_utils::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shell_impl.rs:28:55
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn do_player_name(shell_var: &mut ShellVar, req: &Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn do_player_name(shell_var: &mut ShellVar, req: &dyn Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shell_impl.rs:47:52
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn do_password(shell_var: &mut ShellVar, req: &Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn do_password(shell_var: &mut ShellVar, req: &dyn Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_handle_impl.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut Response) {
[INFO] [stdout]    |                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &dyn Request, res: &mut Response) {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_handle_impl.rs:76:63
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut Response) {
[INFO] [stdout]    |                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut dyn Response) {
[INFO] [stdout]    |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client_handle_impl.rs:146:66
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut dyn Response) {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diagram`
[INFO] [stdout]   --> src/details/server_impl_detail.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let diagram = DIAGRAM.try_read().expect("server_impl_detail.rs/setup_2player_to_match");
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diagram`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_number`
[INFO] [stdout]    --> src/client_handle_impl.rs:146:32
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/client_handle_impl.rs:146:56
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_game_summary_string` is never used
[INFO] [stdout]   --> src/utils/game_utils.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl GameUtil {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn get_game_summary_string(game_num: i64) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_entry_game` is never used
[INFO] [stdout]   --> src/utils/player_utils.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl PlayerUtil {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn get_entry_game(connection_number: i64) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `forward` is never used
[INFO] [stdout]   --> src/utils/shell_map_utils.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl ShellMapUtils {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn forward(connection_number: i64, diagram: &Diagram<ShellVar>, next: &str) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diagram`
[INFO] [stdout]   --> src/details/server_impl_detail.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let diagram = DIAGRAM.try_read().expect("server_impl_detail.rs/setup_2player_to_match");
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diagram`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_number`
[INFO] [stdout]    --> src/client_handle_impl.rs:146:32
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/client_handle_impl.rs:146:56
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_game_summary_string` is never used
[INFO] [stdout]   --> src/utils/game_utils.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl GameUtil {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn get_game_summary_string(game_num: i64) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_entry_game` is never used
[INFO] [stdout]   --> src/utils/player_utils.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl PlayerUtil {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn get_entry_game(connection_number: i64) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `forward` is never used
[INFO] [stdout]   --> src/utils/shell_map_utils.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl ShellMapUtils {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn forward(connection_number: i64, diagram: &Diagram<ShellVar>, next: &str) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.89s
[INFO] running `Command { std: "docker" "inspect" "9fe99d50d824a30464fa4865406374eff33686cc6555266221a387e21a5c5ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fe99d50d824a30464fa4865406374eff33686cc6555266221a387e21a5c5ec9", kill_on_drop: false }`
[INFO] [stdout] 9fe99d50d824a30464fa4865406374eff33686cc6555266221a387e21a5c5ec9
[INFO] checking muzudho/rust_kifuwarabe_shogi_server against try#16d823b1c168ce52c66ccc00dfd686f775a45c65 for pr-128351-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuzudho%2Frust_kifuwarabe_shogi_server" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/muzudho/rust_kifuwarabe_shogi_server on toolchain 16d823b1c168ce52c66ccc00dfd686f775a45c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/muzudho/rust_kifuwarabe_shogi_server
[INFO] finished tweaking git repo https://github.com/muzudho/rust_kifuwarabe_shogi_server
[INFO] tweaked toml for git repo https://github.com/muzudho/rust_kifuwarabe_shogi_server written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/muzudho/rust_kifuwarabe_shogi_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b034ed055446a2880756d5e2b8f56712e5f629fe7966425b51d0b796b402bd86
[INFO] running `Command { std: "docker" "start" "-a" "b034ed055446a2880756d5e2b8f56712e5f629fe7966425b51d0b796b402bd86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b034ed055446a2880756d5e2b8f56712e5f629fe7966425b51d0b796b402bd86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b034ed055446a2880756d5e2b8f56712e5f629fe7966425b51d0b796b402bd86", kill_on_drop: false }`
[INFO] [stdout] b034ed055446a2880756d5e2b8f56712e5f629fe7966425b51d0b796b402bd86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cae4fc162065b17d163d43adf5e768ace9d6d7e1e55bcbad8321e3eec9e264d
[INFO] running `Command { std: "docker" "start" "-a" "5cae4fc162065b17d163d43adf5e768ace9d6d7e1e55bcbad8321e3eec9e264d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking kifuwarabe_server v0.1.0 (https://github.com/muzudho/rust_kifuwarabe_server.git?rev=418539a79d68a5e7abd2fa5e4cca91efe38aa2ea#418539a7)
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]    Compiling syn v0.15.6
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking serde_json v1.0.31
[INFO] [stderr]     Checking kifuwarabe_state_transition_diagram v0.1.0 (https://github.com/muzudho/rust_kifuwarabe_state_transition_diagram.git?rev=aede7bdfe0925a4c260ac19c6355d64469be9b50#aede7bdf)
[INFO] [stderr]     Checking kifuwarabe_shell v1.0.0 (https://github.com/muzudho/rust_kifuwarabe_shell.git?rev=c9444de505790fd08cacc306761fa4a765262c4d#c9444de5)
[INFO] [stderr]     Checking rust_kifuwarabe_shogi_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `client_handle_impl::*`
[INFO] [stdout]  --> src/utils/player_utils.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use client_handle_impl::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::game_utils::*`
[INFO] [stdout]  --> src/client_handle_impl.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use utils::game_utils::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shell_impl.rs:28:55
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn do_player_name(shell_var: &mut ShellVar, req: &Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn do_player_name(shell_var: &mut ShellVar, req: &dyn Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shell_impl.rs:47:52
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn do_password(shell_var: &mut ShellVar, req: &Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn do_password(shell_var: &mut ShellVar, req: &dyn Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `client_handle_impl::*`
[INFO] [stdout]  --> src/utils/player_utils.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use client_handle_impl::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::game_utils::*`
[INFO] [stdout]  --> src/client_handle_impl.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use utils::game_utils::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_handle_impl.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut Response) {
[INFO] [stdout]    |                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &dyn Request, res: &mut Response) {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_handle_impl.rs:76:63
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut Response) {
[INFO] [stdout]    |                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut dyn Response) {
[INFO] [stdout]    |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client_handle_impl.rs:146:66
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut dyn Response) {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shell_impl.rs:28:55
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn do_player_name(shell_var: &mut ShellVar, req: &Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn do_player_name(shell_var: &mut ShellVar, req: &dyn Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shell_impl.rs:47:52
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn do_password(shell_var: &mut ShellVar, req: &Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn do_password(shell_var: &mut ShellVar, req: &dyn Request, _res: &mut dyn Response) {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_handle_impl.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut Response) {
[INFO] [stdout]    |                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &dyn Request, res: &mut Response) {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_handle_impl.rs:76:63
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut Response) {
[INFO] [stdout]    |                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn on_received_from_client_shogi(req: &Request, res: &mut dyn Response) {
[INFO] [stdout]    |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client_handle_impl.rs:146:66
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut dyn Response) {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diagram`
[INFO] [stdout]   --> src/details/server_impl_detail.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let diagram = DIAGRAM.try_read().expect("server_impl_detail.rs/setup_2player_to_match");
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diagram`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_number`
[INFO] [stdout]    --> src/client_handle_impl.rs:146:32
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/client_handle_impl.rs:146:56
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_game_summary_string` is never used
[INFO] [stdout]   --> src/utils/game_utils.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl GameUtil {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn get_game_summary_string(game_num: i64) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_entry_game` is never used
[INFO] [stdout]   --> src/utils/player_utils.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl PlayerUtil {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn get_entry_game(connection_number: i64) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `forward` is never used
[INFO] [stdout]   --> src/utils/shell_map_utils.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl ShellMapUtils {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn forward(connection_number: i64, diagram: &Diagram<ShellVar>, next: &str) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diagram`
[INFO] [stdout]   --> src/details/server_impl_detail.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let diagram = DIAGRAM.try_read().expect("server_impl_detail.rs/setup_2player_to_match");
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diagram`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_number`
[INFO] [stdout]    --> src/client_handle_impl.rs:146:32
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/client_handle_impl.rs:146:56
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub fn on_send_to_client_shogi(connection_number: i64, res: &mut Response) {
[INFO] [stdout]     |                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_game_summary_string` is never used
[INFO] [stdout]   --> src/utils/game_utils.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl GameUtil {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn get_game_summary_string(game_num: i64) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_entry_game` is never used
[INFO] [stdout]   --> src/utils/player_utils.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl PlayerUtil {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn get_entry_game(connection_number: i64) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `forward` is never used
[INFO] [stdout]   --> src/utils/shell_map_utils.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl ShellMapUtils {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn forward(connection_number: i64, diagram: &Diagram<ShellVar>, next: &str) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.44s
[INFO] running `Command { std: "docker" "inspect" "5cae4fc162065b17d163d43adf5e768ace9d6d7e1e55bcbad8321e3eec9e264d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cae4fc162065b17d163d43adf5e768ace9d6d7e1e55bcbad8321e3eec9e264d", kill_on_drop: false }`
[INFO] [stdout] 5cae4fc162065b17d163d43adf5e768ace9d6d7e1e55bcbad8321e3eec9e264d
