[INFO] fetching crate winrt_gen 0.7.2...
[INFO] checking winrt_gen-0.7.2 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate winrt_gen 0.7.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate winrt_gen 0.7.2 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate winrt_gen 0.7.2
[INFO] finished tweaking crates.io crate winrt_gen 0.7.2
[INFO] tweaked toml for crates.io crate winrt_gen 0.7.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 810cdc1ce4d737f871f1c7fc9e08e10d456efe594e8a80c04b1a93bb3c6e0935
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "810cdc1ce4d737f871f1c7fc9e08e10d456efe594e8a80c04b1a93bb3c6e0935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "810cdc1ce4d737f871f1c7fc9e08e10d456efe594e8a80c04b1a93bb3c6e0935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810cdc1ce4d737f871f1c7fc9e08e10d456efe594e8a80c04b1a93bb3c6e0935", kill_on_drop: false }`
[INFO] [stdout] 810cdc1ce4d737f871f1c7fc9e08e10d456efe594e8a80c04b1a93bb3c6e0935
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16495d07f8d4e7c1b21f0a4d5801d9c95c4b499dd5e2573ce907ae4da954a490
[INFO] running `Command { std: "docker" "start" "-a" "16495d07f8d4e7c1b21f0a4d5801d9c95c4b499dd5e2573ce907ae4da954a490", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling winrt_gen_macros v0.7.2
[INFO] [stderr]     Checking winrt_gen v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/element_type.rs:47:36
[INFO] [stdout]    |
[INFO] [stdout] 47 |             unknown_type => panic!(format!("Unexpected ElementType: {:x}", unknown_type)),
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 47 |             unknown_type => panic!("Unexpected ElementType: {:x}", unknown_type),
[INFO] [stdout]    |                                   --                                          --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/element_type.rs:47:36
[INFO] [stdout]    |
[INFO] [stdout] 47 |             unknown_type => panic!(format!("Unexpected ElementType: {:x}", unknown_type)),
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 47 |             unknown_type => panic!("Unexpected ElementType: {:x}", unknown_type),
[INFO] [stdout]    |                                   --                                          --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.07s
[INFO] running `Command { std: "docker" "inspect" "16495d07f8d4e7c1b21f0a4d5801d9c95c4b499dd5e2573ce907ae4da954a490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16495d07f8d4e7c1b21f0a4d5801d9c95c4b499dd5e2573ce907ae4da954a490", kill_on_drop: false }`
[INFO] [stdout] 16495d07f8d4e7c1b21f0a4d5801d9c95c4b499dd5e2573ce907ae4da954a490