[INFO] fetching crate menugen 0.1.1...
[INFO] checking menugen-0.1.1 against try#e61be1c89a2b3fd02452eef3c6186592711e4772 for pr-98456
[INFO] extracting crate menugen 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate menugen 0.1.1 on toolchain e61be1c89a2b3fd02452eef3c6186592711e4772
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e61be1c89a2b3fd02452eef3c6186592711e4772" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate menugen 0.1.1
[INFO] finished tweaking crates.io crate menugen 0.1.1
[INFO] tweaked toml for crates.io crate menugen 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate menugen 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e61be1c89a2b3fd02452eef3c6186592711e4772" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e61be1c89a2b3fd02452eef3c6186592711e4772" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb4956a53dae044a93d4efd005afec0107568916d916d344bf2d410a035a6bb9
[INFO] running `Command { std: "docker" "start" "-a" "eb4956a53dae044a93d4efd005afec0107568916d916d344bf2d410a035a6bb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb4956a53dae044a93d4efd005afec0107568916d916d344bf2d410a035a6bb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb4956a53dae044a93d4efd005afec0107568916d916d344bf2d410a035a6bb9", kill_on_drop: false }`
[INFO] [stdout] eb4956a53dae044a93d4efd005afec0107568916d916d344bf2d410a035a6bb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e61be1c89a2b3fd02452eef3c6186592711e4772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a7e0d64e19147878710063056eaa5600e2dc0f3c2c0e6c31d47ab9aaf0f204a
[INFO] running `Command { std: "docker" "start" "-a" "5a7e0d64e19147878710063056eaa5600e2dc0f3c2c0e6c31d47ab9aaf0f204a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking menugen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/menuitem.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |       ..Default::default()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `C` declared on the struct `Builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/menuitem.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |       ..Default::default()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `C` declared on the struct `Builder`
[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 E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `menugen` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 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 `menugen` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5a7e0d64e19147878710063056eaa5600e2dc0f3c2c0e6c31d47ab9aaf0f204a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a7e0d64e19147878710063056eaa5600e2dc0f3c2c0e6c31d47ab9aaf0f204a", kill_on_drop: false }`
[INFO] [stdout] 5a7e0d64e19147878710063056eaa5600e2dc0f3c2c0e6c31d47ab9aaf0f204a