[INFO] cloning repository https://github.com/fwillard/wchess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fwillard/wchess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffwillard%2Fwchess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffwillard%2Fwchess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f55d50451f70246c33e6fcdc64ae328cfaa63bb
[INFO] testing fwillard/wchess against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffwillard%2Fwchess" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fwillard/wchess on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fwillard/wchess
[INFO] finished tweaking git repo https://github.com/fwillard/wchess
[INFO] tweaked toml for git repo https://github.com/fwillard/wchess written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/fwillard/wchess already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae02babea49846951acb8a3b6b6f4205e89ffdbf8519d8491c09d1d1175ee98b
[INFO] running `Command { std: "docker" "start" "-a" "ae02babea49846951acb8a3b6b6f4205e89ffdbf8519d8491c09d1d1175ee98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae02babea49846951acb8a3b6b6f4205e89ffdbf8519d8491c09d1d1175ee98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae02babea49846951acb8a3b6b6f4205e89ffdbf8519d8491c09d1d1175ee98b", kill_on_drop: false }`
[INFO] [stdout] ae02babea49846951acb8a3b6b6f4205e89ffdbf8519d8491c09d1d1175ee98b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e583edaf22185d18e8e5391762e0d20149fec56f396b0da542a6d59879094576
[INFO] running `Command { std: "docker" "start" "-a" "e583edaf22185d18e8e5391762e0d20149fec56f396b0da542a6d59879094576", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `print_board` found for struct `Board` in the current scope
[INFO] [stdout]  --> src/main.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |     b.print_board();
[INFO] [stdout]   |       ^^^^^^^^^^^ method not found in `Board`
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/board.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Board {
[INFO] [stdout]   | ---------------- method `print_board` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chess` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e583edaf22185d18e8e5391762e0d20149fec56f396b0da542a6d59879094576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e583edaf22185d18e8e5391762e0d20149fec56f396b0da542a6d59879094576", kill_on_drop: false }`
[INFO] [stdout] e583edaf22185d18e8e5391762e0d20149fec56f396b0da542a6d59879094576