[INFO] updating cached repository https://github.com/dlinman/rgame
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d89d04a4848bf95b20b09b41bd39e2daacb70c5c
[INFO] testing dlinman/rgame against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlinman%2Frgame" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dlinman/rgame on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", 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-12/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e5d37642698837be3b98cc2e5529b651101787bc6b7618b0b53490a069177c5
[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" "5e5d37642698837be3b98cc2e5529b651101787bc6b7618b0b53490a069177c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e5d37642698837be3b98cc2e5529b651101787bc6b7618b0b53490a069177c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5d37642698837be3b98cc2e5529b651101787bc6b7618b0b53490a069177c5", kill_on_drop: false }`
[INFO] [stdout] 5e5d37642698837be3b98cc2e5529b651101787bc6b7618b0b53490a069177c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", 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] d658f8c2ce2240fdfa60a88b4a8aefe7ba259a05e37edd3335a9524290bab73a
[INFO] running `Command { std: "docker" "start" "-a" "d658f8c2ce2240fdfa60a88b4a8aefe7ba259a05e37edd3335a9524290bab73a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rgame v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/single_game.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufRead};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `human_player`, `pick_highest_action_agent`, `self_minimax_agent`, `strict_random_agent`
[INFO] [stdout]   --> src/main.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use agents::{strict_random_agent, pick_highest_action_agent, self_minimax_agent, alpha_beta_agent, human_player};
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^                    ^^^^^^^^^^^^
[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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.92s
[INFO] running `Command { std: "docker" "inspect" "d658f8c2ce2240fdfa60a88b4a8aefe7ba259a05e37edd3335a9524290bab73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d658f8c2ce2240fdfa60a88b4a8aefe7ba259a05e37edd3335a9524290bab73a", kill_on_drop: false }`
[INFO] [stdout] d658f8c2ce2240fdfa60a88b4a8aefe7ba259a05e37edd3335a9524290bab73a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e2fd5f67e895ba2f9e285af82c70094de9e652b9c68a29cd08aec7e507c3231
[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" "0e2fd5f67e895ba2f9e285af82c70094de9e652b9c68a29cd08aec7e507c3231", kill_on_drop: false }`
[INFO] [stderr]    Compiling rgame v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/single_game.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufRead};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `human_player`, `pick_highest_action_agent`, `self_minimax_agent`, `strict_random_agent`
[INFO] [stdout]   --> src/main.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use agents::{strict_random_agent, pick_highest_action_agent, self_minimax_agent, alpha_beta_agent, human_player};
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^                    ^^^^^^^^^^^^
[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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "0e2fd5f67e895ba2f9e285af82c70094de9e652b9c68a29cd08aec7e507c3231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e2fd5f67e895ba2f9e285af82c70094de9e652b9c68a29cd08aec7e507c3231", kill_on_drop: false }`
[INFO] [stdout] 0e2fd5f67e895ba2f9e285af82c70094de9e652b9c68a29cd08aec7e507c3231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83a582b7d50e143e5780b3da57be974e114f40813152d67d15b97f7c7c2b42df
[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" "83a582b7d50e143e5780b3da57be974e114f40813152d67d15b97f7c7c2b42df", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/single_game.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{BufRead};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `human_player`, `pick_highest_action_agent`, `self_minimax_agent`, `strict_random_agent`
[INFO] [stderr]   --> src/main.rs:10:14
[INFO] [stderr]    |
[INFO] [stderr] 10 | use agents::{strict_random_agent, pick_highest_action_agent, self_minimax_agent, alpha_beta_agent, human_player};
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^                    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_agent`
[INFO] [stderr]  --> src/agents/strict_random_agent.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn get_agent() -> impl Agent {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_agent`
[INFO] [stderr]  --> src/agents/pick_highest_action_agent.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn get_agent( heuristic_description : HeuristicDescription, player : u32 ) -> impl Agent {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_agent`
[INFO] [stderr]  --> src/agents/self_minimax_agent.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn get_agent( heuristic_description : HeuristicDescription, player : u32, depth : u32 ) -> impl Agent {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_agent`
[INFO] [stderr]  --> src/agents/human_player.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn get_agent() -> impl Agent {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `contest`
[INFO] [stderr]  --> src/two_player_contest.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn contest<G : Game, P1 : Agent, P2 : Agent>( game : &G, player_1 : &mut P1, player_2 : &mut P2, game_count : u32 ) {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Misc`
[INFO] [stderr]   --> src/games/game_form.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Misc(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_game`
[INFO] [stderr]  --> src/games/tic_tac_toe.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn get_game() -> impl Game {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rgame-13ae54f5f83d8428
[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 `Command { std: "docker" "inspect" "83a582b7d50e143e5780b3da57be974e114f40813152d67d15b97f7c7c2b42df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a582b7d50e143e5780b3da57be974e114f40813152d67d15b97f7c7c2b42df", kill_on_drop: false }`
[INFO] [stdout] 83a582b7d50e143e5780b3da57be974e114f40813152d67d15b97f7c7c2b42df