[INFO] cloning repository https://github.com/PRust-Projects/tic-tac-toe [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/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRust-Projects%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRust-Projects%2Ftic-tac-toe'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f973f2207ca6401b3a2b79dd4ef256872569d7d1 [INFO] checking PRust-Projects/tic-tac-toe against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRust-Projects%2Ftic-tac-toe" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PRust-Projects/tic-tac-toe 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/PRust-Projects/tic-tac-toe [INFO] finished tweaking git repo https://github.com/PRust-Projects/tic-tac-toe [INFO] tweaked toml for git repo https://github.com/PRust-Projects/tic-tac-toe written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/PRust-Projects/tic-tac-toe 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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand v0.5.1 [INFO] [stderr] Downloaded regex v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1e094a3b15ab928c298b9aec5e4752a20ac50c0035d2018705d9ed5ab5fc31ef [INFO] running `Command { std: "docker" "start" "-a" "1e094a3b15ab928c298b9aec5e4752a20ac50c0035d2018705d9ed5ab5fc31ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e094a3b15ab928c298b9aec5e4752a20ac50c0035d2018705d9ed5ab5fc31ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e094a3b15ab928c298b9aec5e4752a20ac50c0035d2018705d9ed5ab5fc31ef", kill_on_drop: false }` [INFO] [stdout] 1e094a3b15ab928c298b9aec5e4752a20ac50c0035d2018705d9ed5ab5fc31ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a0ec370471b36ae01be6060536eda182d397d431aa3b3d9adf5288c5e535704e [INFO] running `Command { std: "docker" "start" "-a" "a0ec370471b36ae01be6060536eda182d397d431aa3b3d9adf5288c5e535704e", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking void v1.0.2 [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] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking strsim v0.7.0 [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 vec_map v0.8.1 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking termion v1.5.1 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking rand v0.5.1 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking userio v0.1.0 (/opt/rustwide/workdir/userio) [INFO] [stderr] Checking tic-tac-toe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/game.rs:35:29 [INFO] [stdout] | [INFO] [stdout] 35 | fn get_players() -> Vec> { [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 35 | fn get_players() -> Vec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/game.rs:35:29 [INFO] [stdout] | [INFO] [stdout] 35 | fn get_players() -> Vec> { [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 35 | fn get_players() -> Vec> { [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] = note: `#[warn(dead_code)]` on by default [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] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `Command { std: "docker" "inspect" "a0ec370471b36ae01be6060536eda182d397d431aa3b3d9adf5288c5e535704e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0ec370471b36ae01be6060536eda182d397d431aa3b3d9adf5288c5e535704e", kill_on_drop: false }` [INFO] [stdout] a0ec370471b36ae01be6060536eda182d397d431aa3b3d9adf5288c5e535704e [INFO] checking PRust-Projects/tic-tac-toe against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRust-Projects%2Ftic-tac-toe" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PRust-Projects/tic-tac-toe 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/PRust-Projects/tic-tac-toe [INFO] finished tweaking git repo https://github.com/PRust-Projects/tic-tac-toe [INFO] tweaked toml for git repo https://github.com/PRust-Projects/tic-tac-toe written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/PRust-Projects/tic-tac-toe 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b9cec995d61a06a93bfecd0c1ef10869c66b6437929ec8234d4c838bef5485a0 [INFO] running `Command { std: "docker" "start" "-a" "b9cec995d61a06a93bfecd0c1ef10869c66b6437929ec8234d4c838bef5485a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b9cec995d61a06a93bfecd0c1ef10869c66b6437929ec8234d4c838bef5485a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9cec995d61a06a93bfecd0c1ef10869c66b6437929ec8234d4c838bef5485a0", kill_on_drop: false }` [INFO] [stdout] b9cec995d61a06a93bfecd0c1ef10869c66b6437929ec8234d4c838bef5485a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 40a4da6c13e1e9954363678148cd26208fdd667c0d8a6225d4cab2f86168f982 [INFO] running `Command { std: "docker" "start" "-a" "40a4da6c13e1e9954363678148cd26208fdd667c0d8a6225d4cab2f86168f982", kill_on_drop: false }` [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] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking rand_core v0.2.1 [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 bitflags v1.0.3 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking termion v1.5.1 [INFO] [stderr] Checking rand v0.5.1 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.0.0/src/exec.rs:754:13 [INFO] [stdout] | [INFO] [stdout] 754 | / match dfa::Fsm::reverse( [INFO] [stdout] 755 | | &self.ro.dfa_reverse, [INFO] [stdout] 756 | | self.cache, [INFO] [stdout] 757 | | false, [INFO] [stdout] ... | [INFO] [stdout] 764 | | Quit => return Some(Quit), [INFO] [stdout] 765 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.11/src/exec.rs:756:13 [INFO] [stdout] | [INFO] [stdout] 756 | / match dfa::Fsm::reverse( [INFO] [stdout] 757 | | &self.ro.dfa_reverse, [INFO] [stdout] 758 | | self.cache, [INFO] [stdout] 759 | | false, [INFO] [stdout] ... | [INFO] [stdout] 766 | | Quit => return Some(Quit), [INFO] [stdout] 767 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "40a4da6c13e1e9954363678148cd26208fdd667c0d8a6225d4cab2f86168f982", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40a4da6c13e1e9954363678148cd26208fdd667c0d8a6225d4cab2f86168f982", kill_on_drop: false }` [INFO] [stdout] 40a4da6c13e1e9954363678148cd26208fdd667c0d8a6225d4cab2f86168f982