[INFO] cloning repository https://github.com/dlinman/rgame
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dlinman/rgame" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlinman%2Frgame", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlinman%2Frgame'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d89d04a4848bf95b20b09b41bd39e2daacb70c5c
[INFO] checking dlinman/rgame against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlinman%2Frgame" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dlinman/rgame on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dlinman/rgame
[INFO] finished tweaking git repo https://github.com/dlinman/rgame
[INFO] tweaked toml for git repo https://github.com/dlinman/rgame written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/dlinman/rgame already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7d323f06b3a15a05dd3682d63f907dc5f77603fab8c104b7e71b9571510c1d3
[INFO] running `Command { std: "docker" "start" "-a" "e7d323f06b3a15a05dd3682d63f907dc5f77603fab8c104b7e71b9571510c1d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7d323f06b3a15a05dd3682d63f907dc5f77603fab8c104b7e71b9571510c1d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d323f06b3a15a05dd3682d63f907dc5f77603fab8c104b7e71b9571510c1d3", kill_on_drop: false }`
[INFO] [stdout] e7d323f06b3a15a05dd3682d63f907dc5f77603fab8c104b7e71b9571510c1d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54a4a76d6c661cbffa598458b54366edcbd35b65edd7362f97c7f594d26674ce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54a4a76d6c661cbffa598458b54366edcbd35b65edd7362f97c7f594d26674ce", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rgame v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/single_game.rs (1 fix)
[INFO] [stderr]        Fixed src/main.rs (1 fix)
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/strict_random_agent.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_agent() -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/pick_highest_action_agent.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_agent( heuristic_description : HeuristicDescription, player : u32 ) -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/self_minimax_agent.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_agent( heuristic_description : HeuristicDescription, player : u32, depth : u32 ) -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/human_player.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_agent() -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `contest`
[INFO] [stdout]  --> src/two_player_contest.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn contest<G : Game, P1 : Agent, P2 : Agent>( game : &G, player_1 : &mut P1, player_2 : &mut P2, game_count : u32 ) {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Misc`
[INFO] [stdout]   --> src/games/game_form.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Misc(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_game`
[INFO] [stdout]  --> src/games/tic_tac_toe.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_game() -> impl Game {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/strict_random_agent.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_agent() -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/pick_highest_action_agent.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_agent( heuristic_description : HeuristicDescription, player : u32 ) -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/self_minimax_agent.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_agent( heuristic_description : HeuristicDescription, player : u32, depth : u32 ) -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/human_player.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_agent() -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `contest`
[INFO] [stdout]  --> src/two_player_contest.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn contest<G : Game, P1 : Agent, P2 : Agent>( game : &G, player_1 : &mut P1, player_2 : &mut P2, game_count : u32 ) {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Misc`
[INFO] [stdout]   --> src/games/game_form.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Misc(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_game`
[INFO] [stdout]  --> src/games/tic_tac_toe.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_game() -> impl Game {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.00s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking rgame v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/strict_random_agent.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_agent() -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/pick_highest_action_agent.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_agent( heuristic_description : HeuristicDescription, player : u32 ) -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/self_minimax_agent.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_agent( heuristic_description : HeuristicDescription, player : u32, depth : u32 ) -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/human_player.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_agent() -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `contest`
[INFO] [stdout]  --> src/two_player_contest.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn contest<G : Game, P1 : Agent, P2 : Agent>( game : &G, player_1 : &mut P1, player_2 : &mut P2, game_count : u32 ) {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Misc`
[INFO] [stdout]   --> src/games/game_form.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Misc(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_game`
[INFO] [stdout]  --> src/games/tic_tac_toe.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_game() -> impl Game {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/strict_random_agent.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_agent() -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/pick_highest_action_agent.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_agent( heuristic_description : HeuristicDescription, player : u32 ) -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/self_minimax_agent.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_agent( heuristic_description : HeuristicDescription, player : u32, depth : u32 ) -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_agent`
[INFO] [stdout]  --> src/agents/human_player.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_agent() -> impl Agent {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `contest`
[INFO] [stdout]  --> src/two_player_contest.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn contest<G : Game, P1 : Agent, P2 : Agent>( game : &G, player_1 : &mut P1, player_2 : &mut P2, game_count : u32 ) {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Misc`
[INFO] [stdout]   --> src/games/game_form.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Misc(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_game`
[INFO] [stdout]  --> src/games/tic_tac_toe.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_game() -> impl Game {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "54a4a76d6c661cbffa598458b54366edcbd35b65edd7362f97c7f594d26674ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54a4a76d6c661cbffa598458b54366edcbd35b65edd7362f97c7f594d26674ce", kill_on_drop: false }`
[INFO] [stdout] 54a4a76d6c661cbffa598458b54366edcbd35b65edd7362f97c7f594d26674ce