[INFO] fetching crate k_board 1.3.1...
[INFO] building k_board-1.3.1 against try#23647e694de8d0904848ad068b2e0ec2dd098c37+target=wasm32-wasip1 for pr-149868
[INFO] extracting crate k_board 1.3.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate k_board 1.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate k_board 1.3.1
[INFO] tweaked toml for crates.io crate k_board 1.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate k_board 1.3.1 on toolchain 23647e694de8d0904848ad068b2e0ec2dd098c37
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate k_board 1.3.1 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" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa4357ae8455d7b9bff2d3b331799d52ed7050f2d5ad60fb27d5efb9d71debd2
[INFO] running `Command { std: "docker" "start" "-a" "fa4357ae8455d7b9bff2d3b331799d52ed7050f2d5ad60fb27d5efb9d71debd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa4357ae8455d7b9bff2d3b331799d52ed7050f2d5ad60fb27d5efb9d71debd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa4357ae8455d7b9bff2d3b331799d52ed7050f2d5ad60fb27d5efb9d71debd2", kill_on_drop: false }`
[INFO] [stdout] fa4357ae8455d7b9bff2d3b331799d52ed7050f2d5ad60fb27d5efb9d71debd2
[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" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "build" "--frozen" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] e1f4b9661bda1334826eea7d7575e07935e693d121a3be7a59f7e8dcc8f133ac
[INFO] running `Command { std: "docker" "start" "-a" "e1f4b9661bda1334826eea7d7575e07935e693d121a3be7a59f7e8dcc8f133ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling k_board v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "e1f4b9661bda1334826eea7d7575e07935e693d121a3be7a59f7e8dcc8f133ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f4b9661bda1334826eea7d7575e07935e693d121a3be7a59f7e8dcc8f133ac", kill_on_drop: false }`
[INFO] [stdout] e1f4b9661bda1334826eea7d7575e07935e693d121a3be7a59f7e8dcc8f133ac
[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" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "test" "--frozen" "--no-run" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] bb40402044de460055d7693d6634021e3bd36621f579404c09d7e98f1319d92a
[INFO] running `Command { std: "docker" "start" "-a" "bb40402044de460055d7693d6634021e3bd36621f579404c09d7e98f1319d92a", kill_on_drop: false }`
[INFO] [stderr]    Compiling k_board v1.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `rust-lld` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "rust-lld" "-flavor" "wasm" "--export" "__main_void" "-z" "stack-size=1048576" "--stack-first" "--no-demangle" "<sysroot>/lib/rustlib/wasm32-wasip1/lib/self-contained/crt1-command.o" "<2 object files omitted>" "<sysroot>/lib/rustlib/wasm32-wasip1/lib/libpanic_abort-*.rlib" "/opt/rustwide/target/wasm32-wasip1/debug/deps/libk_board-450e606efc187a9f.rlib" "<sysroot>/lib/rustlib/wasm32-wasip1/lib/{libstd-*,libwasi-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*}.rlib" "-l" "c" "<sysroot>/lib/rustlib/wasm32-wasip1/lib/{librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-l" "c" "-L" "<sysroot>/lib/rustlib/wasm32-wasip1/lib/self-contained" "-o" "/opt/rustwide/target/wasm32-wasip1/debug/examples/readme-c01e5973b874134c.wasm" "--gc-sections" "-O0"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: /opt/rustwide/target/wasm32-wasip1/debug/deps/libk_board-450e606efc187a9f.rlib(k_board-450e606efc187a9f.k_board.1cbb1cb4b5603c2f-cgu.0.rcgu.o): undefined symbol: tcgetattr
[INFO] [stdout]           rust-lld: error: /opt/rustwide/target/wasm32-wasip1/debug/deps/libk_board-450e606efc187a9f.rlib(k_board-450e606efc187a9f.k_board.1cbb1cb4b5603c2f-cgu.0.rcgu.o): undefined symbol: tcsetattr
[INFO] [stdout]           rust-lld: error: /opt/rustwide/target/wasm32-wasip1/debug/deps/libk_board-450e606efc187a9f.rlib(k_board-450e606efc187a9f.k_board.1cbb1cb4b5603c2f-cgu.0.rcgu.o): undefined symbol: tcsetattr
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `k_board` (example "readme") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "bb40402044de460055d7693d6634021e3bd36621f579404c09d7e98f1319d92a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb40402044de460055d7693d6634021e3bd36621f579404c09d7e98f1319d92a", kill_on_drop: false }`
[INFO] [stdout] bb40402044de460055d7693d6634021e3bd36621f579404c09d7e98f1319d92a