[INFO] cloning repository https://github.com/hungnd1475/renjurs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hungnd1475/renjurs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhungnd1475%2Frenjurs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhungnd1475%2Frenjurs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 77e83f0e259cc5b3f99b15dd564aa9168d87253c [INFO] testing hungnd1475/renjurs against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhungnd1475%2Frenjurs" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hungnd1475/renjurs on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hungnd1475/renjurs [INFO] finished tweaking git repo https://github.com/hungnd1475/renjurs [INFO] tweaked toml for git repo https://github.com/hungnd1475/renjurs written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/hungnd1475/renjurs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07ff0fccdb62ed44873824aadf10eb9a2b03d3c76df471474cbeea86e6781ff7 [INFO] running `Command { std: "docker" "start" "-a" "07ff0fccdb62ed44873824aadf10eb9a2b03d3c76df471474cbeea86e6781ff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07ff0fccdb62ed44873824aadf10eb9a2b03d3c76df471474cbeea86e6781ff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07ff0fccdb62ed44873824aadf10eb9a2b03d3c76df471474cbeea86e6781ff7", kill_on_drop: false }` [INFO] [stdout] 07ff0fccdb62ed44873824aadf10eb9a2b03d3c76df471474cbeea86e6781ff7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b170bf7a15326a36e59c016ac5269be4e8be3adea4bd57d01458384b8e83a37d [INFO] running `Command { std: "docker" "start" "-a" "b170bf7a15326a36e59c016ac5269be4e8be3adea4bd57d01458384b8e83a37d", kill_on_drop: false }` [INFO] [stderr] Compiling renju v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:7:31 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn play(name: &str, eng: &Engine) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 - pub fn play(name: &str, eng: &Engine) { [INFO] [stdout] 7 + pub fn play(name: &str, eng: &dyn Engine) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn play(name: &str, eng: &Engine) { [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: `eng` [INFO] [stdout] --> src/lib.rs:7:25 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn play(name: &str, eng: &Engine) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_eng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:37:54 [INFO] [stdout] | [INFO] [stdout] 37 | let size = usize::from_str(segs[1]).map_err(|e| "Error reading board size"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:38:52 [INFO] [stdout] | [INFO] [stdout] 38 | let time = f32::from_str(segs[2]).map_err(|e| "Error reading timeout"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:64:71 [INFO] [stdout] | [INFO] [stdout] 64 | let rx = usize::from_str(segs[1]).map(|x| x - 1).map_err(|e| Ending::Lose); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:65:71 [INFO] [stdout] | [INFO] [stdout] 65 | let ry = usize::from_str(segs[2]).map(|y| y - 1).map_err(|e| Ending::Lose); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `connect` [INFO] [stdout] --> src/engine/net.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn connect(ip: &str, port: u16) -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | writeln!(&mut writer, "LOGIN {}", name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | writeln!(&mut writer, "MOVE {} {}", m.x + 1, m.y + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "b170bf7a15326a36e59c016ac5269be4e8be3adea4bd57d01458384b8e83a37d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b170bf7a15326a36e59c016ac5269be4e8be3adea4bd57d01458384b8e83a37d", kill_on_drop: false }` [INFO] [stdout] b170bf7a15326a36e59c016ac5269be4e8be3adea4bd57d01458384b8e83a37d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1bbe2246aa9e3e4aa5882dba5deb0298034920417ea49b444f41abca91fbd18f [INFO] running `Command { std: "docker" "start" "-a" "1bbe2246aa9e3e4aa5882dba5deb0298034920417ea49b444f41abca91fbd18f", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:7:31 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn play(name: &str, eng: &Engine) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 - pub fn play(name: &str, eng: &Engine) { [INFO] [stdout] 7 + pub fn play(name: &str, eng: &dyn Engine) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn play(name: &str, eng: &Engine) { [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: `eng` [INFO] [stdout] --> src/lib.rs:7:25 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn play(name: &str, eng: &Engine) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_eng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:37:54 [INFO] [stdout] | [INFO] [stdout] 37 | let size = usize::from_str(segs[1]).map_err(|e| "Error reading board size"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:38:52 [INFO] [stdout] | [INFO] [stdout] 38 | let time = f32::from_str(segs[2]).map_err(|e| "Error reading timeout"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:64:71 [INFO] [stdout] | [INFO] [stdout] 64 | let rx = usize::from_str(segs[1]).map(|x| x - 1).map_err(|e| Ending::Lose); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:65:71 [INFO] [stdout] | [INFO] [stdout] 65 | let ry = usize::from_str(segs[2]).map(|y| y - 1).map_err(|e| Ending::Lose); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `connect` [INFO] [stdout] --> src/engine/net.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn connect(ip: &str, port: u16) -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | writeln!(&mut writer, "LOGIN {}", name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling renju v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | writeln!(&mut writer, "MOVE {} {}", m.x + 1, m.y + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:7:31 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn play(name: &str, eng: &Engine) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 - pub fn play(name: &str, eng: &Engine) { [INFO] [stdout] 7 + pub fn play(name: &str, eng: &dyn Engine) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn play(name: &str, eng: &Engine) { [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: `eng` [INFO] [stdout] --> src/lib.rs:7:25 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn play(name: &str, eng: &Engine) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_eng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:37:54 [INFO] [stdout] | [INFO] [stdout] 37 | let size = usize::from_str(segs[1]).map_err(|e| "Error reading board size"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:38:52 [INFO] [stdout] | [INFO] [stdout] 38 | let time = f32::from_str(segs[2]).map_err(|e| "Error reading timeout"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:64:71 [INFO] [stdout] | [INFO] [stdout] 64 | let rx = usize::from_str(segs[1]).map(|x| x - 1).map_err(|e| Ending::Lose); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/engine/net.rs:65:71 [INFO] [stdout] | [INFO] [stdout] 65 | let ry = usize::from_str(segs[2]).map(|y| y - 1).map_err(|e| Ending::Lose); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `connect` [INFO] [stdout] --> src/engine/net.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn connect(ip: &str, port: u16) -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | writeln!(&mut writer, "LOGIN {}", name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | writeln!(&mut writer, "MOVE {} {}", m.x + 1, m.y + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/net.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/renju-ad5388e975577ed9) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/renju-2de41b0b5cba2df2) [INFO] [stderr] Executable tests/board_test.rs (/opt/rustwide/target/debug/deps/board_test-bee7adc05254b12e) [INFO] [stderr] Executable tests/coord_test.rs (/opt/rustwide/target/debug/deps/coord_test-c0f63a4b96afb768) [INFO] running `Command { std: "docker" "inspect" "1bbe2246aa9e3e4aa5882dba5deb0298034920417ea49b444f41abca91fbd18f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bbe2246aa9e3e4aa5882dba5deb0298034920417ea49b444f41abca91fbd18f", kill_on_drop: false }` [INFO] [stdout] 1bbe2246aa9e3e4aa5882dba5deb0298034920417ea49b444f41abca91fbd18f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 23eba280fc665ed786b748f5430b4850de8e37e907ad65b672068b234cc04e2f [INFO] running `Command { std: "docker" "start" "-a" "23eba280fc665ed786b748f5430b4850de8e37e907ad65b672068b234cc04e2f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:7:31 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn play(name: &str, eng: &Engine) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 7 - pub fn play(name: &str, eng: &Engine) { [INFO] [stderr] 7 + pub fn play(name: &str, eng: &dyn Engine) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/lib.rs:7:13 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn play(name: &str, eng: &Engine) { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `eng` [INFO] [stderr] --> src/lib.rs:7:25 [INFO] [stderr] | [INFO] [stderr] 7 | pub fn play(name: &str, eng: &Engine) { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_eng` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/engine/net.rs:37:54 [INFO] [stderr] | [INFO] [stderr] 37 | let size = usize::from_str(segs[1]).map_err(|e| "Error reading board size"); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/engine/net.rs:38:52 [INFO] [stderr] | [INFO] [stderr] 38 | let time = f32::from_str(segs[2]).map_err(|e| "Error reading timeout"); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/engine/net.rs:64:71 [INFO] [stderr] | [INFO] [stderr] 64 | let rx = usize::from_str(segs[1]).map(|x| x - 1).map_err(|e| Ending::Lose); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/engine/net.rs:65:71 [INFO] [stderr] | [INFO] [stderr] 65 | let ry = usize::from_str(segs[2]).map(|y| y - 1).map_err(|e| Ending::Lose); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `connect` [INFO] [stderr] --> src/engine/net.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn connect(ip: &str, port: u16) -> Self { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/engine/net.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | writeln!(&mut writer, "LOGIN {}", name); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/engine/net.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | writer.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/engine/net.rs:51:17 [INFO] [stderr] | [INFO] [stderr] 51 | writeln!(&mut writer, "MOVE {} {}", m.x + 1, m.y + 1); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/engine/net.rs:52:17 [INFO] [stderr] | [INFO] [stderr] 52 | writer.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `renju` (lib) generated 12 warnings [INFO] [stderr] warning: `renju` (lib test) generated 12 warnings (12 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/renju-ad5388e975577ed9) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/renju-2de41b0b5cba2df2) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/board_test.rs (/opt/rustwide/target/debug/deps/board_test-bee7adc05254b12e) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test board_init ... ok [INFO] [stdout] test board_index ... ok [INFO] [stdout] test board_inline ... ok [INFO] [stdout] test board_trans ... ok [INFO] [stdout] test board_trans_oob ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/coord_test.rs (/opt/rustwide/target/debug/deps/coord_test-c0f63a4b96afb768) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test coord_eq ... ok [INFO] [stdout] test coord_init ... ok [INFO] [stdout] test coord_neq ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests renju [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "23eba280fc665ed786b748f5430b4850de8e37e907ad65b672068b234cc04e2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23eba280fc665ed786b748f5430b4850de8e37e907ad65b672068b234cc04e2f", kill_on_drop: false }` [INFO] [stdout] 23eba280fc665ed786b748f5430b4850de8e37e907ad65b672068b234cc04e2f