[INFO] cloning repository https://github.com/BurNiinTRee/ticktacktoe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BurNiinTRee/ticktacktoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurNiinTRee%2Fticktacktoe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurNiinTRee%2Fticktacktoe'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a48702b764f521765997dc2265d47c46f1aad0b6 [INFO] checking BurNiinTRee/ticktacktoe against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurNiinTRee%2Fticktacktoe" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BurNiinTRee/ticktacktoe on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BurNiinTRee/ticktacktoe [INFO] finished tweaking git repo https://github.com/BurNiinTRee/ticktacktoe [INFO] tweaked toml for git repo https://github.com/BurNiinTRee/ticktacktoe written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/BurNiinTRee/ticktacktoe 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2da48c48252b3ed45e4c3cbd06120d444a78cd6a6d26d5da40f4d14eca6cea64 [INFO] running `Command { std: "docker" "start" "-a" "2da48c48252b3ed45e4c3cbd06120d444a78cd6a6d26d5da40f4d14eca6cea64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2da48c48252b3ed45e4c3cbd06120d444a78cd6a6d26d5da40f4d14eca6cea64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2da48c48252b3ed45e4c3cbd06120d444a78cd6a6d26d5da40f4d14eca6cea64", kill_on_drop: false }` [INFO] [stdout] 2da48c48252b3ed45e4c3cbd06120d444a78cd6a6d26d5da40f4d14eca6cea64 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25209e9e1b5bc65b9aefcf06144891c23b1b551ad8e9e28fd1ff42a5acba6d38 [INFO] running `Command { std: "docker" "start" "-a" "25209e9e1b5bc65b9aefcf06144891c23b1b551ad8e9e28fd1ff42a5acba6d38", kill_on_drop: false }` [INFO] [stderr] Checking ticktacktoe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Cross` [INFO] [stdout] --> src/tests.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use super::ttt::Field::{Circle, Cross, Empty}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/ttterror.rs:10:46 [INFO] [stdout] | [INFO] [stdout] 10 | write!(f, "{}", ::std::error::Error::description(self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/ttterror.rs:10:46 [INFO] [stdout] | [INFO] [stdout] 10 | write!(f, "{}", ::std::error::Error::description(self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [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/ttt.rs:75:31 [INFO] [stdout] | [INFO] [stdout] 75 | for player in players.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 75 | for player in players.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 75 - for player in players.into_iter() { [INFO] [stdout] 75 + for player in players { [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/ttt.rs:76:32 [INFO] [stdout] | [INFO] [stdout] 76 | for win in WINNERS.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] 76 | for win in WINNERS.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 76 - for win in WINNERS.into_iter() { [INFO] [stdout] 76 + for win in WINNERS { [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/ttt.rs:75:31 [INFO] [stdout] | [INFO] [stdout] 75 | for player in players.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 75 | for player in players.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 75 - for player in players.into_iter() { [INFO] [stdout] 75 + for player in players { [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/ttt.rs:76:32 [INFO] [stdout] | [INFO] [stdout] 76 | for win in WINNERS.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] 76 | for win in WINNERS.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 76 - for win in WINNERS.into_iter() { [INFO] [stdout] 76 + for win in WINNERS { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `Ttt_is_won` should have a snake case name [INFO] [stdout] --> src/tests.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn Ttt_is_won() { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `ttt_is_won` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "25209e9e1b5bc65b9aefcf06144891c23b1b551ad8e9e28fd1ff42a5acba6d38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25209e9e1b5bc65b9aefcf06144891c23b1b551ad8e9e28fd1ff42a5acba6d38", kill_on_drop: false }` [INFO] [stdout] 25209e9e1b5bc65b9aefcf06144891c23b1b551ad8e9e28fd1ff42a5acba6d38 [INFO] checking BurNiinTRee/ticktacktoe against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurNiinTRee%2Fticktacktoe" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BurNiinTRee/ticktacktoe on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BurNiinTRee/ticktacktoe [INFO] finished tweaking git repo https://github.com/BurNiinTRee/ticktacktoe [INFO] tweaked toml for git repo https://github.com/BurNiinTRee/ticktacktoe written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/BurNiinTRee/ticktacktoe 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4763a030abd3445e5c46883f24f94fe704323ccf5642a643dd764f9b7eba2cd7 [INFO] running `Command { std: "docker" "start" "-a" "4763a030abd3445e5c46883f24f94fe704323ccf5642a643dd764f9b7eba2cd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4763a030abd3445e5c46883f24f94fe704323ccf5642a643dd764f9b7eba2cd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4763a030abd3445e5c46883f24f94fe704323ccf5642a643dd764f9b7eba2cd7", kill_on_drop: false }` [INFO] [stdout] 4763a030abd3445e5c46883f24f94fe704323ccf5642a643dd764f9b7eba2cd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ada3e6fca60e6b9458b2b9002831ae94adcf2f926eff6957e0364b71ed6336f [INFO] running `Command { std: "docker" "start" "-a" "1ada3e6fca60e6b9458b2b9002831ae94adcf2f926eff6957e0364b71ed6336f", kill_on_drop: false }` [INFO] [stderr] Checking ticktacktoe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Cross` [INFO] [stdout] --> src/tests.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use super::ttt::Field::{Circle, Cross, Empty}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/ttterror.rs:10:46 [INFO] [stdout] | [INFO] [stdout] 10 | write!(f, "{}", ::std::error::Error::description(self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/ttterror.rs:10:46 [INFO] [stdout] | [INFO] [stdout] 10 | write!(f, "{}", ::std::error::Error::description(self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/ttt.rs:78:21 [INFO] [stdout] | [INFO] [stdout] 78 | / match self.board[*field as usize] == *player { [INFO] [stdout] 79 | | true => { [INFO] [stdout] 80 | | winner += 1; [INFO] [stdout] 81 | | continue; [INFO] [stdout] ... | [INFO] [stdout] 86 | | } [INFO] [stdout] 87 | | }; [INFO] [stdout] | |_____________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/ttt.rs:78:21 [INFO] [stdout] | [INFO] [stdout] 78 | / match self.board[*field as usize] == *player { [INFO] [stdout] 79 | | true => { [INFO] [stdout] 80 | | winner += 1; [INFO] [stdout] 81 | | continue; [INFO] [stdout] ... | [INFO] [stdout] 86 | | } [INFO] [stdout] 87 | | }; [INFO] [stdout] | |_____________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ticktacktoe` (bin "ticktacktoe") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `ticktacktoe` (bin "ticktacktoe" test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "1ada3e6fca60e6b9458b2b9002831ae94adcf2f926eff6957e0364b71ed6336f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ada3e6fca60e6b9458b2b9002831ae94adcf2f926eff6957e0364b71ed6336f", kill_on_drop: false }` [INFO] [stdout] 1ada3e6fca60e6b9458b2b9002831ae94adcf2f926eff6957e0364b71ed6336f