[INFO] fetching crate umberwm 0.0.34...
[INFO] checking umberwm-0.0.34 against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518
[INFO] extracting crate umberwm 0.0.34 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate umberwm 0.0.34
[INFO] finished tweaking crates.io crate umberwm 0.0.34
[INFO] tweaked toml for crates.io crate umberwm 0.0.34 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate umberwm 0.0.34 on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate umberwm 0.0.34 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf38ba98e0786003781a6c668a87bdb95984fa7403046423898c2feb4a088404
[INFO] running `Command { std: "docker" "start" "-a" "cf38ba98e0786003781a6c668a87bdb95984fa7403046423898c2feb4a088404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf38ba98e0786003781a6c668a87bdb95984fa7403046423898c2feb4a088404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf38ba98e0786003781a6c668a87bdb95984fa7403046423898c2feb4a088404", kill_on_drop: false }`
[INFO] [stdout] cf38ba98e0786003781a6c668a87bdb95984fa7403046423898c2feb4a088404
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e6b95af22c554b32c80f720b15c03a85b0f11a5464a6e381d4a809ef8d26e9
[INFO] running `Command { std: "docker" "start" "-a" "b9e6b95af22c554b32c80f720b15c03a85b0f11a5464a6e381d4a809ef8d26e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling xmodmap-pke-umberwm v0.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling serde_with_macros v1.4.2
[INFO] [stdout] error: static of uninhabited type
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/xcb-8d1f62e991e10488/out/ffi/big_requests.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub static mut xcb_big_requests_id: xcb_extension_t;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: static of uninhabited type
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/xcb-8d1f62e991e10488/out/ffi/xc_misc.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub static mut xcb_xc_misc_id: xcb_extension_t;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: static of uninhabited type
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/xcb-8d1f62e991e10488/out/ffi/randr.rs:1576:5
[INFO] [stdout]      |
[INFO] [stdout] 1576 |     pub static mut xcb_randr_id: xcb_extension_t;
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: static of uninhabited type
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/xcb-8d1f62e991e10488/out/ffi/render.rs:1079:5
[INFO] [stdout]      |
[INFO] [stdout] 1079 |     pub static mut xcb_render_id: xcb_extension_t;
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xcb` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b9e6b95af22c554b32c80f720b15c03a85b0f11a5464a6e381d4a809ef8d26e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e6b95af22c554b32c80f720b15c03a85b0f11a5464a6e381d4a809ef8d26e9", kill_on_drop: false }`
[INFO] [stdout] b9e6b95af22c554b32c80f720b15c03a85b0f11a5464a6e381d4a809ef8d26e9