[INFO] fetching crate nativeshell 0.1.13...
[INFO] checking nativeshell-0.1.13 against master#9a42c6509d399fd205917ebce474b31315c5d3e9 for pr-97427
[INFO] extracting crate nativeshell 0.1.13 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate nativeshell 0.1.13 on toolchain 9a42c6509d399fd205917ebce474b31315c5d3e9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9a42c6509d399fd205917ebce474b31315c5d3e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nativeshell 0.1.13
[INFO] finished tweaking crates.io crate nativeshell 0.1.13
[INFO] tweaked toml for crates.io crate nativeshell 0.1.13 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9a42c6509d399fd205917ebce474b31315c5d3e9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9a42c6509d399fd205917ebce474b31315c5d3e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9a42c6509d399fd205917ebce474b31315c5d3e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc09ca1d8faa6c4c64271ea9ad80a0589f0e658b125103fd4651b520707835b9
[INFO] running `Command { std: "docker" "start" "-a" "dc09ca1d8faa6c4c64271ea9ad80a0589f0e658b125103fd4651b520707835b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc09ca1d8faa6c4c64271ea9ad80a0589f0e658b125103fd4651b520707835b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc09ca1d8faa6c4c64271ea9ad80a0589f0e658b125103fd4651b520707835b9", kill_on_drop: false }`
[INFO] [stdout] dc09ca1d8faa6c4c64271ea9ad80a0589f0e658b125103fd4651b520707835b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9a42c6509d399fd205917ebce474b31315c5d3e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11635a7f2ca079edb654394ef905872d8acecf6589ef92f119865b1bfedbd72f
[INFO] running `Command { std: "docker" "start" "-a" "11635a7f2ca079edb654394ef905872d8acecf6589ef92f119865b1bfedbd72f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling nativeshell_build v0.1.13
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[INFO] [stderr]    Compiling nativeshell v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking glib v0.14.8
[INFO] [stderr]     Checking cairo-rs v0.14.9
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[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/shell/platform/linux/size_widget.rs:50:41
[INFO] [stdout]    |
[INFO] [stdout] 43 | / unsafe extern "C" fn get_preferred_width(
[INFO] [stdout] 44 | |     widget: *mut gtk_sys::GtkWidget,
[INFO] [stdout] 45 | |     minimum: *mut i32,
[INFO] [stdout] 46 | |     natural: *mut i32,
[INFO] [stdout] 47 | | ) {
[INFO] [stdout]    | |_- because it's nested under this `unsafe` fn
[INFO] [stdout] ...
[INFO] [stdout] 50 |       if let Some(width) = width.map(|w| *unsafe { w.as_ref() }) {
[INFO] [stdout]    |                                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout]    = note: this `unsafe` block does contain unsafe operations, but those are already allowed in an `unsafe fn`
[INFO] [stdout]    = note: `#[allow(unsafe_op_in_unsafe_fn)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/shell/platform/linux/size_widget.rs:66:43
[INFO] [stdout]    |
[INFO] [stdout] 59 | / unsafe extern "C" fn get_preferred_height(
[INFO] [stdout] 60 | |     widget: *mut gtk_sys::GtkWidget,
[INFO] [stdout] 61 | |     minimum: *mut i32,
[INFO] [stdout] 62 | |     natural: *mut i32,
[INFO] [stdout] 63 | | ) {
[INFO] [stdout]    | |_- because it's nested under this `unsafe` fn
[INFO] [stdout] ...
[INFO] [stdout] 66 |       if let Some(height) = height.map(|h| *unsafe { h.as_ref() }) {
[INFO] [stdout]    |                                             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `unsafe` block does contain unsafe operations, but those are already allowed in an `unsafe fn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/shell/platform/linux/size_widget.rs:50:41
[INFO] [stdout]    |
[INFO] [stdout] 43 | / unsafe extern "C" fn get_preferred_width(
[INFO] [stdout] 44 | |     widget: *mut gtk_sys::GtkWidget,
[INFO] [stdout] 45 | |     minimum: *mut i32,
[INFO] [stdout] 46 | |     natural: *mut i32,
[INFO] [stdout] 47 | | ) {
[INFO] [stdout]    | |_- because it's nested under this `unsafe` fn
[INFO] [stdout] ...
[INFO] [stdout] 50 |       if let Some(width) = width.map(|w| *unsafe { w.as_ref() }) {
[INFO] [stdout]    |                                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout]    = note: this `unsafe` block does contain unsafe operations, but those are already allowed in an `unsafe fn`
[INFO] [stdout]    = note: `#[allow(unsafe_op_in_unsafe_fn)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/shell/platform/linux/size_widget.rs:66:43
[INFO] [stdout]    |
[INFO] [stdout] 59 | / unsafe extern "C" fn get_preferred_height(
[INFO] [stdout] 60 | |     widget: *mut gtk_sys::GtkWidget,
[INFO] [stdout] 61 | |     minimum: *mut i32,
[INFO] [stdout] 62 | |     natural: *mut i32,
[INFO] [stdout] 63 | | ) {
[INFO] [stdout]    | |_- because it's nested under this `unsafe` fn
[INFO] [stdout] ...
[INFO] [stdout] 66 |       if let Some(height) = height.map(|h| *unsafe { h.as_ref() }) {
[INFO] [stdout]    |                                             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `unsafe` block does contain unsafe operations, but those are already allowed in an `unsafe fn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] running `Command { std: "docker" "inspect" "11635a7f2ca079edb654394ef905872d8acecf6589ef92f119865b1bfedbd72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11635a7f2ca079edb654394ef905872d8acecf6589ef92f119865b1bfedbd72f", kill_on_drop: false }`
[INFO] [stdout] 11635a7f2ca079edb654394ef905872d8acecf6589ef92f119865b1bfedbd72f