[INFO] cloning repository https://github.com/reniowood/tui-2048 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reniowood/tui-2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freniowood%2Ftui-2048", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freniowood%2Ftui-2048'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0a28d94ad9611f80c66f79daa28c1c4546e0503a [INFO] checking reniowood/tui-2048 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freniowood%2Ftui-2048" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/reniowood/tui-2048 [INFO] finished tweaking git repo https://github.com/reniowood/tui-2048 [INFO] tweaked toml for git repo https://github.com/reniowood/tui-2048 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/reniowood/tui-2048 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/reniowood/tui-2048 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded termion v1.5.4 [INFO] [stderr] Downloaded tui v0.8.0 [INFO] [stderr] Downloaded backtrace v0.3.42 [INFO] [stderr] Downloaded syn v1.0.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28e39f8eafa38eb34502eb80cb2f5233711408efcd003873b571721449247329 [INFO] running `Command { std: "docker" "start" "-a" "28e39f8eafa38eb34502eb80cb2f5233711408efcd003873b571721449247329", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28e39f8eafa38eb34502eb80cb2f5233711408efcd003873b571721449247329", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28e39f8eafa38eb34502eb80cb2f5233711408efcd003873b571721449247329", kill_on_drop: false }` [INFO] [stdout] 28e39f8eafa38eb34502eb80cb2f5233711408efcd003873b571721449247329 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d5ee04d3d218bbf840831aa257ee0c168e2bdeb669429182fa9ae00b313f04b [INFO] running `Command { std: "docker" "start" "-a" "4d5ee04d3d218bbf840831aa257ee0c168e2bdeb669429182fa9ae00b313f04b", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking termion v1.5.4 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tui v0.8.0 [INFO] [stderr] Checking backtrace v0.3.42 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking tui-2048 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/main.rs:124:26 [INFO] [stdout] | [INFO] [stdout] 124 | .constraints(constraints.as_ref()) [INFO] [stdout] | ^^^^^^^^^^^ ------ type must be known at this point [INFO] [stdout] | | [INFO] [stdout] | cannot infer type of the type parameter `C` declared on the method `constraints` [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `Vec: AsRef<_>` found in the `alloc` crate: [INFO] [stdout] - impl AsRef> for Vec [INFO] [stdout] where A: Allocator; [INFO] [stdout] - impl AsRef<[T]> for Vec [INFO] [stdout] where A: Allocator; [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 124 | .constraints::<&T>(constraints.as_ref()) [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tui-2048` (bin "tui-2048") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/main.rs:124:26 [INFO] [stdout] | [INFO] [stdout] 124 | .constraints(constraints.as_ref()) [INFO] [stdout] | ^^^^^^^^^^^ ------ type must be known at this point [INFO] [stdout] | | [INFO] [stdout] | cannot infer type of the type parameter `C` declared on the method `constraints` [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `Vec: AsRef<_>` found in the `alloc` crate: [INFO] [stdout] - impl AsRef> for Vec [INFO] [stdout] where A: Allocator; [INFO] [stdout] - impl AsRef<[T]> for Vec [INFO] [stdout] where A: Allocator; [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 124 | .constraints::<&T>(constraints.as_ref()) [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tui-2048` (bin "tui-2048" test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "4d5ee04d3d218bbf840831aa257ee0c168e2bdeb669429182fa9ae00b313f04b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d5ee04d3d218bbf840831aa257ee0c168e2bdeb669429182fa9ae00b313f04b", kill_on_drop: false }` [INFO] [stdout] 4d5ee04d3d218bbf840831aa257ee0c168e2bdeb669429182fa9ae00b313f04b