[INFO] cloning repository https://github.com/PRust-Projects/connect-four
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PRust-Projects/connect-four" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRust-Projects%2Fconnect-four", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRust-Projects%2Fconnect-four'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddffdee4455399783efe1ea347fc55cd83acbc8d
[INFO] checking PRust-Projects/connect-four against master#4008bbdf34b583ce44a467043aae3703afc0a76f for pr-129249-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRust-Projects%2Fconnect-four" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/PRust-Projects/connect-four
[INFO] finished tweaking git repo https://github.com/PRust-Projects/connect-four
[INFO] tweaked toml for git repo https://github.com/PRust-Projects/connect-four written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/PRust-Projects/connect-four on toolchain 4008bbdf34b583ce44a467043aae3703afc0a76f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/PRust-Projects/connect-four 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" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `connect-four` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded aho-corasick v0.6.4
[INFO] [stderr]   Downloaded regex-syntax v0.6.1
[INFO] [stderr]   Downloaded regex v1.0.0
[INFO] [stderr]   Downloaded rand v0.5.1
[INFO] [stderr]   Downloaded clap v2.31.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 851686446da627afab0db1a6585d9ae3bfcacac19ab9d7fb7584d4b34849c36b
[INFO] running `Command { std: "docker" "start" "851686446da627afab0db1a6585d9ae3bfcacac19ab9d7fb7584d4b34849c36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "851686446da627afab0db1a6585d9ae3bfcacac19ab9d7fb7584d4b34849c36b" "/opt/rustwide/cargo-home/bin/cargo" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "851686446da627afab0db1a6585d9ae3bfcacac19ab9d7fb7584d4b34849c36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "851686446da627afab0db1a6585d9ae3bfcacac19ab9d7fb7584d4b34849c36b" "/opt/rustwide/cargo-home/bin/cargo" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `connect-four` (manifest) generated 1 warning
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking rand v0.5.1
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking userio v0.1.0 (/opt/rustwide/workdir/userio)
[INFO] [stderr]     Checking connect-four v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn get_players() -> Vec<Box<Player>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn get_players() -> Vec<Box<dyn Player>> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn get_players() -> Vec<Box<Player>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn get_players() -> Vec<Box<dyn Player>> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `player_type` is never read
[INFO] [stdout]   --> src/ai.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Ai {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] 13 |     token: &'static str,
[INFO] [stdout] 14 |     player_type: &'static str,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `player_type` is never read
[INFO] [stdout]   --> src/human.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Human {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 10 |     token: &'static str,
[INFO] [stdout] 11 |     player_type: &'static str
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_token` and `get_type` are never used
[INFO] [stdout]  --> src/player.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Player {
[INFO] [stdout]   |           ------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 7 |     fn get_token(&self) -> &'static str;
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 8 |     fn get_type(&self) -> &'static str;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `player_type` is never read
[INFO] [stdout]   --> src/ai.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Ai {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] 13 |     token: &'static str,
[INFO] [stdout] 14 |     player_type: &'static str,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `player_type` is never read
[INFO] [stdout]   --> src/human.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Human {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 10 |     token: &'static str,
[INFO] [stdout] 11 |     player_type: &'static str
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_token` and `get_type` are never used
[INFO] [stdout]  --> src/player.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Player {
[INFO] [stdout]   |           ------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 7 |     fn get_token(&self) -> &'static str;
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 8 |     fn get_type(&self) -> &'static str;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.53s
[INFO] running `Command { std: "docker" "inspect" "851686446da627afab0db1a6585d9ae3bfcacac19ab9d7fb7584d4b34849c36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "851686446da627afab0db1a6585d9ae3bfcacac19ab9d7fb7584d4b34849c36b", kill_on_drop: false }`
[INFO] [stdout] 851686446da627afab0db1a6585d9ae3bfcacac19ab9d7fb7584d4b34849c36b
