[INFO] cloning repository https://github.com/poojasounder/chomp_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/poojasounder/chomp_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoojasounder%2Fchomp_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoojasounder%2Fchomp_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56f6804ea89a77a76b22a4b60c13f3820a0c75b0
[INFO] checking poojasounder/chomp_game against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoojasounder%2Fchomp_game" "/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/poojasounder/chomp_game 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/poojasounder/chomp_game
[INFO] finished tweaking git repo https://github.com/poojasounder/chomp_game
[INFO] tweaked toml for git repo https://github.com/poojasounder/chomp_game written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/poojasounder/chomp_game 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prompted v0.2.7
[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] 5c8d031d96b2ec913752769205b3c9af0787f0700e19c8a6ac1e961962fbb51d
[INFO] running `Command { std: "docker" "start" "-a" "5c8d031d96b2ec913752769205b3c9af0787f0700e19c8a6ac1e961962fbb51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c8d031d96b2ec913752769205b3c9af0787f0700e19c8a6ac1e961962fbb51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8d031d96b2ec913752769205b3c9af0787f0700e19c8a6ac1e961962fbb51d", kill_on_drop: false }`
[INFO] [stdout] 5c8d031d96b2ec913752769205b3c9af0787f0700e19c8a6ac1e961962fbb51d
[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] d2745ed0a82b104d23272206cd67d628d794bff175b84d4cc747c0755bff6b6c
[INFO] running `Command { std: "docker" "start" "-a" "d2745ed0a82b104d23272206cd67d628d794bff175b84d4cc747c0755bff6b6c", kill_on_drop: false }`
[INFO] [stderr]     Checking prompted v0.2.7
[INFO] [stderr]     Checking chomp_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "d2745ed0a82b104d23272206cd67d628d794bff175b84d4cc747c0755bff6b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2745ed0a82b104d23272206cd67d628d794bff175b84d4cc747c0755bff6b6c", kill_on_drop: false }`
[INFO] [stdout] d2745ed0a82b104d23272206cd67d628d794bff175b84d4cc747c0755bff6b6c
[INFO] checking poojasounder/chomp_game against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoojasounder%2Fchomp_game" "/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/poojasounder/chomp_game 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/poojasounder/chomp_game
[INFO] finished tweaking git repo https://github.com/poojasounder/chomp_game
[INFO] tweaked toml for git repo https://github.com/poojasounder/chomp_game written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/poojasounder/chomp_game 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] b093af71669e54aaecaf71242b87963efd351c312abbfc8b399c03b8c3d56fd1
[INFO] running `Command { std: "docker" "start" "-a" "b093af71669e54aaecaf71242b87963efd351c312abbfc8b399c03b8c3d56fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b093af71669e54aaecaf71242b87963efd351c312abbfc8b399c03b8c3d56fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b093af71669e54aaecaf71242b87963efd351c312abbfc8b399c03b8c3d56fd1", kill_on_drop: false }`
[INFO] [stdout] b093af71669e54aaecaf71242b87963efd351c312abbfc8b399c03b8c3d56fd1
[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] afbd8055f60d13f6a8c544f9e148d8d78bc10995446cfe4a9976f274bf7704bd
[INFO] running `Command { std: "docker" "start" "-a" "afbd8055f60d13f6a8c544f9e148d8d78bc10995446cfe4a9976f274bf7704bd", kill_on_drop: false }`
[INFO] [stderr]     Checking prompted v0.2.7
[INFO] [stderr]     Checking chomp_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 | /             match board.check_user_input(&user_move_row, &user_move_col) {
[INFO] [stdout] 51 | |                 Some((user_move_row, user_move_col)) => break (user_move_row, user_move_col),
[INFO] [stdout] 52 | |                 None => continue,
[INFO] [stdout] 53 | |             };
[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[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 | /             match board.check_user_input(&user_move_row, &user_move_col) {
[INFO] [stdout] 51 | |                 Some((user_move_row, user_move_col)) => break (user_move_row, user_move_col),
[INFO] [stdout] 52 | |                 None => continue,
[INFO] [stdout] 53 | |             };
[INFO] [stdout]    | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chomp_game` (bin "chomp_game") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 `chomp_game` (bin "chomp_game" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "afbd8055f60d13f6a8c544f9e148d8d78bc10995446cfe4a9976f274bf7704bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afbd8055f60d13f6a8c544f9e148d8d78bc10995446cfe4a9976f274bf7704bd", kill_on_drop: false }`
[INFO] [stdout] afbd8055f60d13f6a8c544f9e148d8d78bc10995446cfe4a9976f274bf7704bd