[INFO] fetching crate winrt_gen 0.7.2...
[INFO] checking winrt_gen-0.7.2 against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] extracting crate winrt_gen 0.7.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate winrt_gen 0.7.2 on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a23e8f9f281b864159579c03ff7aea065b3788e0363dd0aaf31e65dca0d48ccd
[INFO] running `Command { std: "docker" "start" "-a" "a23e8f9f281b864159579c03ff7aea065b3788e0363dd0aaf31e65dca0d48ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a23e8f9f281b864159579c03ff7aea065b3788e0363dd0aaf31e65dca0d48ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23e8f9f281b864159579c03ff7aea065b3788e0363dd0aaf31e65dca0d48ccd", kill_on_drop: false }`
[INFO] [stdout] a23e8f9f281b864159579c03ff7aea065b3788e0363dd0aaf31e65dca0d48ccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 255085b9af815526846f62368bfc4aa73fce9a91d54cbac648649ed32818481b
[INFO] running `Command { std: "docker" "start" "-a" "255085b9af815526846f62368bfc4aa73fce9a91d54cbac648649ed32818481b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling syn v1.0.73
[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 12.06s
[INFO] running `Command { std: "docker" "inspect" "255085b9af815526846f62368bfc4aa73fce9a91d54cbac648649ed32818481b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255085b9af815526846f62368bfc4aa73fce9a91d54cbac648649ed32818481b", kill_on_drop: false }`
[INFO] [stdout] 255085b9af815526846f62368bfc4aa73fce9a91d54cbac648649ed32818481b