[INFO] fetching crate winrt-notification 0.3.1...
[INFO] checking winrt-notification-0.3.1 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate winrt-notification 0.3.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate winrt-notification 0.3.1 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate winrt-notification 0.3.1
[INFO] finished tweaking crates.io crate winrt-notification 0.3.1
[INFO] tweaked toml for crates.io crate winrt-notification 0.3.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate winrt-notification 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded squote v0.1.2
[INFO] [stderr]   Downloaded windows_gen_macros v0.3.1
[INFO] [stderr]   Downloaded windows_gen v0.3.1
[INFO] [stderr]   Downloaded windows_winmd_macros v0.3.1
[INFO] [stderr]   Downloaded windows_macros v0.3.1
[INFO] [stderr]   Downloaded windows v0.3.1
[INFO] [stderr]   Downloaded windows_winmd v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37816206d2b9ad5a577c09ea47ff3393d317d4046338cc0f3b3f68896e2a5fc6
[INFO] running `Command { std: "docker" "start" "-a" "37816206d2b9ad5a577c09ea47ff3393d317d4046338cc0f3b3f68896e2a5fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37816206d2b9ad5a577c09ea47ff3393d317d4046338cc0f3b3f68896e2a5fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37816206d2b9ad5a577c09ea47ff3393d317d4046338cc0f3b3f68896e2a5fc6", kill_on_drop: false }`
[INFO] [stdout] 37816206d2b9ad5a577c09ea47ff3393d317d4046338cc0f3b3f68896e2a5fc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbe5a9f2c1c0b4841c5bafb504ea0684a2d6fe90186fbb82eb57f819be82e7ba
[INFO] running `Command { std: "docker" "start" "-a" "dbe5a9f2c1c0b4841c5bafb504ea0684a2d6fe90186fbb82eb57f819be82e7ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling squote v0.1.2
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling const-sha1 v0.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling windows_winmd_macros v0.3.1
[INFO] [stderr]    Compiling windows_gen_macros v0.3.1
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling windows_winmd v0.3.1
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]     Checking windows_gen v0.3.1
[INFO] [stderr]    Compiling windows_macros v0.3.1
[INFO] [stderr]    Compiling windows v0.3.1
[INFO] [stdout] error: proc macro panicked
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/windows-0.3.1/build.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     windows_macros::build!();
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: Cargo metadata did not contain `workspace_root` key.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `windows` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "dbe5a9f2c1c0b4841c5bafb504ea0684a2d6fe90186fbb82eb57f819be82e7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe5a9f2c1c0b4841c5bafb504ea0684a2d6fe90186fbb82eb57f819be82e7ba", kill_on_drop: false }`
[INFO] [stdout] dbe5a9f2c1c0b4841c5bafb504ea0684a2d6fe90186fbb82eb57f819be82e7ba