[INFO] fetching crate silverknife-pangocairo-sys 0.1.0...
[INFO] testing silverknife-pangocairo-sys-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate silverknife-pangocairo-sys 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate silverknife-pangocairo-sys 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate silverknife-pangocairo-sys 0.1.0
[INFO] finished tweaking crates.io crate silverknife-pangocairo-sys 0.1.0
[INFO] tweaked toml for crates.io crate silverknife-pangocairo-sys 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bcd8e73cdcac06dcd1a8c76334886191ea84e704b62269d4cb04f9a6cae4e5d
[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" "6bcd8e73cdcac06dcd1a8c76334886191ea84e704b62269d4cb04f9a6cae4e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bcd8e73cdcac06dcd1a8c76334886191ea84e704b62269d4cb04f9a6cae4e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bcd8e73cdcac06dcd1a8c76334886191ea84e704b62269d4cb04f9a6cae4e5d", kill_on_drop: false }`
[INFO] [stdout] 6bcd8e73cdcac06dcd1a8c76334886191ea84e704b62269d4cb04f9a6cae4e5d
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 960f025a0e795853d58f0ee17684c8ba0b38bc0b7d7755f5b4252afe449f0c9f
[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" "960f025a0e795853d58f0ee17684c8ba0b38bc0b7d7755f5b4252afe449f0c9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling silverknife-pangocairo-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `Struct__PangoAttrShape` does not permit zero-initialization
[INFO] [stdout]    --> src/pango.rs:421:37
[INFO] [stdout]     |
[INFO] [stdout] 421 |     fn default() -> Self { unsafe { ::std::mem::zeroed() } }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this code causes undefined behavior when executed
[INFO] [stdout]     |                                     help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: function pointers must be non-null (in this struct field)
[INFO] [stdout]    --> src/pango.rs:415:5
[INFO] [stdout]     |
[INFO] [stdout] 415 |     pub destroy_func: GDestroyNotify,
[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 2.36s
[INFO] running `Command { std: "docker" "inspect" "960f025a0e795853d58f0ee17684c8ba0b38bc0b7d7755f5b4252afe449f0c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960f025a0e795853d58f0ee17684c8ba0b38bc0b7d7755f5b4252afe449f0c9f", kill_on_drop: false }`
[INFO] [stdout] 960f025a0e795853d58f0ee17684c8ba0b38bc0b7d7755f5b4252afe449f0c9f
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fdb286b1b500063056211c7f443da51ed15dc0678a9576c543f93c013275280
[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" "8fdb286b1b500063056211c7f443da51ed15dc0678a9576c543f93c013275280", kill_on_drop: false }`
[INFO] [stderr]    Compiling silverknife-pangocairo-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `Struct__PangoAttrShape` does not permit zero-initialization
[INFO] [stdout]    --> src/pango.rs:421:37
[INFO] [stdout]     |
[INFO] [stdout] 421 |     fn default() -> Self { unsafe { ::std::mem::zeroed() } }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this code causes undefined behavior when executed
[INFO] [stdout]     |                                     help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: function pointers must be non-null (in this struct field)
[INFO] [stdout]    --> src/pango.rs:415:5
[INFO] [stdout]     |
[INFO] [stdout] 415 |     pub destroy_func: GDestroyNotify,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `Struct__PangoAttrShape` does not permit zero-initialization
[INFO] [stdout]    --> src/pango.rs:421:37
[INFO] [stdout]     |
[INFO] [stdout] 421 |     fn default() -> Self { unsafe { ::std::mem::zeroed() } }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this code causes undefined behavior when executed
[INFO] [stdout]     |                                     help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: function pointers must be non-null (in this struct field)
[INFO] [stdout]    --> src/pango.rs:415:5
[INFO] [stdout]     |
[INFO] [stdout] 415 |     pub destroy_func: GDestroyNotify,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "8fdb286b1b500063056211c7f443da51ed15dc0678a9576c543f93c013275280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fdb286b1b500063056211c7f443da51ed15dc0678a9576c543f93c013275280", kill_on_drop: false }`
[INFO] [stdout] 8fdb286b1b500063056211c7f443da51ed15dc0678a9576c543f93c013275280
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] 5192f4f2a2180817240e11ab12d837ee3b7e36b110bf0a713075fc0316799c4d
[INFO] running `Command { std: "docker" "start" "-a" "5192f4f2a2180817240e11ab12d837ee3b7e36b110bf0a713075fc0316799c4d", kill_on_drop: false }`
[INFO] [stderr] warning: the type `Struct__PangoAttrShape` does not permit zero-initialization
[INFO] [stderr]    --> src/pango.rs:421:37
[INFO] [stderr]     |
[INFO] [stderr] 421 |     fn default() -> Self { unsafe { ::std::mem::zeroed() } }
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     this code causes undefined behavior when executed
[INFO] [stderr]     |                                     help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: function pointers must be non-null (in this struct field)
[INFO] [stderr]    --> src/pango.rs:415:5
[INFO] [stderr]     |
[INFO] [stderr] 415 |     pub destroy_func: GDestroyNotify,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the type `Struct__PangoAttrShape` does not permit zero-initialization
[INFO] [stderr]    --> src/pango.rs:421:37
[INFO] [stderr]     |
[INFO] [stderr] 421 |     fn default() -> Self { unsafe { ::std::mem::zeroed() } }
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     this code causes undefined behavior when executed
[INFO] [stderr]     |                                     help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: function pointers must be non-null (in this struct field)
[INFO] [stderr]    --> src/pango.rs:415:5
[INFO] [stderr]     |
[INFO] [stderr] 415 |     pub destroy_func: GDestroyNotify,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pangocairo_sys-db640f4417835146)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests pangocairo_sys
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5192f4f2a2180817240e11ab12d837ee3b7e36b110bf0a713075fc0316799c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5192f4f2a2180817240e11ab12d837ee3b7e36b110bf0a713075fc0316799c4d", kill_on_drop: false }`
[INFO] [stdout] 5192f4f2a2180817240e11ab12d837ee3b7e36b110bf0a713075fc0316799c4d