[INFO] cloning repository https://github.com/hehelego/tic_tac_toe-rust_study_project [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hehelego/tic_tac_toe-rust_study_project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhehelego%2Ftic_tac_toe-rust_study_project", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhehelego%2Ftic_tac_toe-rust_study_project'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0eea7054501ad581009da53e8239d0ae0968b5ae [INFO] checking hehelego/tic_tac_toe-rust_study_project against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhehelego%2Ftic_tac_toe-rust_study_project" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hehelego/tic_tac_toe-rust_study_project on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hehelego/tic_tac_toe-rust_study_project [INFO] finished tweaking git repo https://github.com/hehelego/tic_tac_toe-rust_study_project [INFO] tweaked toml for git repo https://github.com/hehelego/tic_tac_toe-rust_study_project written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/hehelego/tic_tac_toe-rust_study_project already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d3297c5db548abb3edeab0e1b3c2959ef6e57b57147bb084d43dd42aff933a47 [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" "d3297c5db548abb3edeab0e1b3c2959ef6e57b57147bb084d43dd42aff933a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3297c5db548abb3edeab0e1b3c2959ef6e57b57147bb084d43dd42aff933a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3297c5db548abb3edeab0e1b3c2959ef6e57b57147bb084d43dd42aff933a47", kill_on_drop: false }` [INFO] [stdout] d3297c5db548abb3edeab0e1b3c2959ef6e57b57147bb084d43dd42aff933a47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--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] 5172f19f6ad448bd28e12e2571b1a76581e90029fda3b70e7fd9a4b1f4e713be [INFO] running `Command { std: "docker" "start" "-a" "5172f19f6ad448bd28e12e2571b1a76581e90029fda3b70e7fd9a4b1f4e713be", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha2 v0.9.8 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking serde_json v1.0.67 [INFO] [stderr] Checking tic_tac_toe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/remote.rs:719:13 [INFO] [stdout] | [INFO] [stdout] 719 | name: user::Name, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `password` [INFO] [stdout] --> src/remote.rs:720:13 [INFO] [stdout] | [INFO] [stdout] 720 | password: user::Password, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_password` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/remote.rs:719:13 [INFO] [stdout] | [INFO] [stdout] 719 | name: user::Name, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `password` [INFO] [stdout] --> src/remote.rs:720:13 [INFO] [stdout] | [INFO] [stdout] 720 | password: user::Password, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_password` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `user` [INFO] [stdout] --> src/remote.rs:703:9 [INFO] [stdout] | [INFO] [stdout] 703 | user: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `display_board` [INFO] [stdout] --> src/remote.rs:748:8 [INFO] [stdout] | [INFO] [stdout] 748 | fn display_board(board: &game::Board) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/remote.rs:464:17 [INFO] [stdout] | [INFO] [stdout] 464 | ctx.user.insert(user); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `user` [INFO] [stdout] --> src/remote.rs:703:9 [INFO] [stdout] | [INFO] [stdout] 703 | user: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `display_board` [INFO] [stdout] --> src/remote.rs:748:8 [INFO] [stdout] | [INFO] [stdout] 748 | fn display_board(board: &game::Board) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::option::Option::::insert` that must be used [INFO] [stdout] --> src/remote.rs:464:17 [INFO] [stdout] | [INFO] [stdout] 464 | ctx.user.insert(user); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to set a value, consider assignment instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 42.49s [INFO] running `Command { std: "docker" "inspect" "5172f19f6ad448bd28e12e2571b1a76581e90029fda3b70e7fd9a4b1f4e713be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5172f19f6ad448bd28e12e2571b1a76581e90029fda3b70e7fd9a4b1f4e713be", kill_on_drop: false }` [INFO] [stdout] 5172f19f6ad448bd28e12e2571b1a76581e90029fda3b70e7fd9a4b1f4e713be