[INFO] fetching crate fui_core 0.1.0...
[INFO] testing fui_core-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate fui_core 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fui_core 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fui_core 0.1.0
[INFO] finished tweaking crates.io crate fui_core 0.1.0
[INFO] tweaked toml for crates.io crate fui_core 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79a16a720aff452b378697cbb8b22a45f0dfd339a1380eaeeaaca3890c499cd1
[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" "79a16a720aff452b378697cbb8b22a45f0dfd339a1380eaeeaaca3890c499cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79a16a720aff452b378697cbb8b22a45f0dfd339a1380eaeeaaca3890c499cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a16a720aff452b378697cbb8b22a45f0dfd339a1380eaeeaaca3890c499cd1", kill_on_drop: false }`
[INFO] [stdout] 79a16a720aff452b378697cbb8b22a45f0dfd339a1380eaeeaaca3890c499cd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b1a9f1a7043d4ec15fb4d30c3850a091c89868412faf85d605e330b84ffe8fa
[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" "0b1a9f1a7043d4ec15fb4d30c3850a091c89868412faf85d605e330b84ffe8fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling clamped v1.0.0
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling euclid v0.21.0
[INFO] [stderr]    Compiling freetype-rs v0.26.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling typed-builder v0.7.0
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling drawing v0.1.0
[INFO] [stderr]    Compiling fui_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `source_changed_event_subscriptions`
[INFO] [stdout]    --> src/children_source.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     source_changed_event_subscriptions: Vec<EventSubscription>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.04s
[INFO] running `Command { std: "docker" "inspect" "0b1a9f1a7043d4ec15fb4d30c3850a091c89868412faf85d605e330b84ffe8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b1a9f1a7043d4ec15fb4d30c3850a091c89868412faf85d605e330b84ffe8fa", kill_on_drop: false }`
[INFO] [stdout] 0b1a9f1a7043d4ec15fb4d30c3850a091c89868412faf85d605e330b84ffe8fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7b4b0fa79ac924ba36b89da8fdf774f6e5a8b6d743b6abd84eeb244d37f3544
[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" "b7b4b0fa79ac924ba36b89da8fdf774f6e5a8b6d743b6abd84eeb244d37f3544", kill_on_drop: false }`
[INFO] [stderr]    Compiling fui_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `source_changed_event_subscriptions`
[INFO] [stdout]    --> src/children_source.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     source_changed_event_subscriptions: Vec<EventSubscription>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source_changed_event_subscriptions`
[INFO] [stdout]    --> src/children_source.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     source_changed_event_subscriptions: Vec<EventSubscription>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "b7b4b0fa79ac924ba36b89da8fdf774f6e5a8b6d743b6abd84eeb244d37f3544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b4b0fa79ac924ba36b89da8fdf774f6e5a8b6d743b6abd84eeb244d37f3544", kill_on_drop: false }`
[INFO] [stdout] b7b4b0fa79ac924ba36b89da8fdf774f6e5a8b6d743b6abd84eeb244d37f3544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62cd2e7289dac200e328481b60603f307258960587999cd25c60c525a060c58f
[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" "62cd2e7289dac200e328481b60603f307258960587999cd25c60c525a060c58f", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `source_changed_event_subscriptions`
[INFO] [stderr]    --> src/children_source.rs:157:5
[INFO] [stderr]     |
[INFO] [stderr] 157 |     source_changed_event_subscriptions: Vec<EventSubscription>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `source_changed_event_subscriptions`
[INFO] [stderr]    --> src/children_source.rs:157:5
[INFO] [stderr]     |
[INFO] [stderr] 157 |     source_changed_event_subscriptions: Vec<EventSubscription>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fui_core-1b83d86987b125fc
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fui_core
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "62cd2e7289dac200e328481b60603f307258960587999cd25c60c525a060c58f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62cd2e7289dac200e328481b60603f307258960587999cd25c60c525a060c58f", kill_on_drop: false }`
[INFO] [stdout] 62cd2e7289dac200e328481b60603f307258960587999cd25c60c525a060c58f
