[INFO] fetching crate jk-tui-base 0.0.1...
[INFO] checking jk-tui-base-0.0.1 against try#52ae2445414b2a196b318d85c2819995c6e5f1aa for pr-133397
[INFO] extracting crate jk-tui-base 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate jk-tui-base 0.0.1 on toolchain 52ae2445414b2a196b318d85c2819995c6e5f1aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate jk-tui-base 0.0.1
[INFO] finished tweaking crates.io crate jk-tui-base 0.0.1
[INFO] tweaked toml for crates.io crate jk-tui-base 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 78 packages to latest compatible versions
[INFO] [stderr]       Adding crossterm v0.26.1 (available: v0.28.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b311f3b85ed69690756ca42b890b16a8b29f50d4d1c7f8deb22c8af191070a6e
[INFO] running `Command { std: "docker" "start" "-a" "b311f3b85ed69690756ca42b890b16a8b29f50d4d1c7f8deb22c8af191070a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b311f3b85ed69690756ca42b890b16a8b29f50d4d1c7f8deb22c8af191070a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b311f3b85ed69690756ca42b890b16a8b29f50d4d1c7f8deb22c8af191070a6e", kill_on_drop: false }`
[INFO] [stdout] b311f3b85ed69690756ca42b890b16a8b29f50d4d1c7f8deb22c8af191070a6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6886553e01d182374e561be0b2fadd933f866c6444a2b1dedcdf2d08022ee1e
[INFO] running `Command { std: "docker" "start" "-a" "b6886553e01d182374e561be0b2fadd933f866c6444a2b1dedcdf2d08022ee1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.41.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking serde v1.0.215
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tui v0.19.0
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking jk-tui-base v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]   --> src/lib.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |                     render()?;
[INFO] [stdout]    |                     ^^^^^^^^^ the `?` operator cannot be applied to type `<dyn std::ops::Fn<()> + std::marker::Send + Sync as FnOnce<()>>::Output`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Try` is not implemented for `<dyn std::ops::Fn<()> + std::marker::Send + Sync as FnOnce<()>>::Output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]   --> src/lib.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |                     render()?;
[INFO] [stdout]    |                     ^^^^^^^^^ the `?` operator cannot be applied to type `<dyn std::ops::Fn<()> + std::marker::Send + Sync as FnOnce<()>>::Output`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Try` is not implemented for `<dyn std::ops::Fn<()> + std::marker::Send + Sync as FnOnce<()>>::Output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jk-tui-base` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `jk-tui-base` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b6886553e01d182374e561be0b2fadd933f866c6444a2b1dedcdf2d08022ee1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6886553e01d182374e561be0b2fadd933f866c6444a2b1dedcdf2d08022ee1e", kill_on_drop: false }`
[INFO] [stdout] b6886553e01d182374e561be0b2fadd933f866c6444a2b1dedcdf2d08022ee1e