[INFO] cloning repository https://github.com/sunjay/connect4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunjay/connect4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Fconnect4", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Fconnect4'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 383eafb4ded5c4d4639b794f1e9b0dd90a2709e5 [INFO] testing sunjay/connect4 against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Fconnect4" "/workspace/builds/worker-45/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-45/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sunjay/connect4 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sunjay/connect4 [INFO] finished tweaking git repo https://github.com/sunjay/connect4 [INFO] tweaked toml for git repo https://github.com/sunjay/connect4 written to /workspace/builds/worker-45/source/Cargo.toml [INFO] crate git repo https://github.com/sunjay/connect4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0b1c8d7a7b5b7bb9d92e9616f42b10b3eb5d1d665ec393da4acaf2c9f08dfcde [INFO] running `Command { std: "docker" "start" "-a" "0b1c8d7a7b5b7bb9d92e9616f42b10b3eb5d1d665ec393da4acaf2c9f08dfcde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b1c8d7a7b5b7bb9d92e9616f42b10b3eb5d1d665ec393da4acaf2c9f08dfcde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b1c8d7a7b5b7bb9d92e9616f42b10b3eb5d1d665ec393da4acaf2c9f08dfcde", kill_on_drop: false }` [INFO] [stdout] 0b1c8d7a7b5b7bb9d92e9616f42b10b3eb5d1d665ec393da4acaf2c9f08dfcde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b2509984af877996f61d154bd23861046fc7b7319b3625eb90e4c518ae90239e [INFO] running `Command { std: "docker" "start" "-a" "b2509984af877996f61d154bd23861046fc7b7319b3625eb90e4c518ae90239e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling connect4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/connect4.rs:126:58 [INFO] [stdout] | [INFO] [stdout] 126 | for (i, dir) in [N, NE, E, SE, S, SW, W, NW].into_iter().enumerate() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 126 | for (i, dir) in [N, NE, E, SE, S, SW, W, NW].iter().enumerate() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 126 | for (i, dir) in IntoIterator::into_iter([N, NE, E, SE, S, SW, W, NW]).enumerate() { [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/connect4.rs:133:33 [INFO] [stdout] | [INFO] [stdout] 133 | for found in directions.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 133 | for found in directions.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 133 - for found in directions.into_iter() { [INFO] [stdout] 133 + for found in directions { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/main.rs:71:62 [INFO] [stdout] | [INFO] [stdout] 71 | println!("\n{} \n", ["A", "B", "C", "D", "E", "F", "G"].into_iter().fold(String::new(), |acc, s| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 71 | println!("\n{} \n", ["A", "B", "C", "D", "E", "F", "G"].iter().fold(String::new(), |acc, s| { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 71 | println!("\n{} \n", IntoIterator::into_iter(["A", "B", "C", "D", "E", "F", "G"]).fold(String::new(), |acc, s| { [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.64s [INFO] running `Command { std: "docker" "inspect" "b2509984af877996f61d154bd23861046fc7b7319b3625eb90e4c518ae90239e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2509984af877996f61d154bd23861046fc7b7319b3625eb90e4c518ae90239e", kill_on_drop: false }` [INFO] [stdout] b2509984af877996f61d154bd23861046fc7b7319b3625eb90e4c518ae90239e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a118d193aba3a437d84ecb6227865b7c6cfcb013ace8c4fdec442b442ea4991 [INFO] running `Command { std: "docker" "start" "-a" "9a118d193aba3a437d84ecb6227865b7c6cfcb013ace8c4fdec442b442ea4991", kill_on_drop: false }` [INFO] [stderr] Compiling connect4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/connect4.rs:126:58 [INFO] [stdout] | [INFO] [stdout] 126 | for (i, dir) in [N, NE, E, SE, S, SW, W, NW].into_iter().enumerate() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 126 | for (i, dir) in [N, NE, E, SE, S, SW, W, NW].iter().enumerate() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 126 | for (i, dir) in IntoIterator::into_iter([N, NE, E, SE, S, SW, W, NW]).enumerate() { [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/connect4.rs:133:33 [INFO] [stdout] | [INFO] [stdout] 133 | for found in directions.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 133 | for found in directions.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 133 - for found in directions.into_iter() { [INFO] [stdout] 133 + for found in directions { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/main.rs:71:62 [INFO] [stdout] | [INFO] [stdout] 71 | println!("\n{} \n", ["A", "B", "C", "D", "E", "F", "G"].into_iter().fold(String::new(), |acc, s| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 71 | println!("\n{} \n", ["A", "B", "C", "D", "E", "F", "G"].iter().fold(String::new(), |acc, s| { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 71 | println!("\n{} \n", IntoIterator::into_iter(["A", "B", "C", "D", "E", "F", "G"]).fold(String::new(), |acc, s| { [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "9a118d193aba3a437d84ecb6227865b7c6cfcb013ace8c4fdec442b442ea4991", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a118d193aba3a437d84ecb6227865b7c6cfcb013ace8c4fdec442b442ea4991", kill_on_drop: false }` [INFO] [stdout] 9a118d193aba3a437d84ecb6227865b7c6cfcb013ace8c4fdec442b442ea4991 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 35892c0fb53feb390dedc87abf6ab3685e2c9c2c994e7d85c7bef46c9e347454 [INFO] running `Command { std: "docker" "start" "-a" "35892c0fb53feb390dedc87abf6ab3685e2c9c2c994e7d85c7bef46c9e347454", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/connect4.rs:126:58 [INFO] [stderr] | [INFO] [stderr] 126 | for (i, dir) in [N, NE, E, SE, S, SW, W, NW].into_iter().enumerate() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 126 | for (i, dir) in [N, NE, E, SE, S, SW, W, NW].iter().enumerate() { [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 126 | for (i, dir) in IntoIterator::into_iter([N, NE, E, SE, S, SW, W, NW]).enumerate() { [INFO] [stderr] | ++++++++++++++++++++++++ ~ [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/connect4.rs:133:33 [INFO] [stderr] | [INFO] [stderr] 133 | for found in directions.into_iter() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 133 | for found in directions.iter() { [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or remove `.into_iter()` to iterate by value [INFO] [stderr] | [INFO] [stderr] 133 - for found in directions.into_iter() { [INFO] [stderr] 133 + for found in directions { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/main.rs:71:62 [INFO] [stderr] | [INFO] [stderr] 71 | println!("\n{} \n", ["A", "B", "C", "D", "E", "F", "G"].into_iter().fold(String::new(), |acc, s| { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 71 | println!("\n{} \n", ["A", "B", "C", "D", "E", "F", "G"].iter().fold(String::new(), |acc, s| { [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 71 | println!("\n{} \n", IntoIterator::into_iter(["A", "B", "C", "D", "E", "F", "G"]).fold(String::new(), |acc, s| { [INFO] [stderr] | ++++++++++++++++++++++++ ~ [INFO] [stderr] [INFO] [stderr] warning: `connect4` (bin "connect4" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 15.72s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/connect4-01bf4181d5e4ab63) [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" "35892c0fb53feb390dedc87abf6ab3685e2c9c2c994e7d85c7bef46c9e347454", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35892c0fb53feb390dedc87abf6ab3685e2c9c2c994e7d85c7bef46c9e347454", kill_on_drop: false }` [INFO] [stdout] 35892c0fb53feb390dedc87abf6ab3685e2c9c2c994e7d85c7bef46c9e347454