[INFO] fetching crate fui_core 0.1.0...
[INFO] checking fui_core-0.1.0 against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104
[INFO] extracting crate fui_core 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fui_core 0.1.0 on toolchain a874956d940ecb3ed524b6176a171219ac4787ea
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49b39f456075ea3919e64c2b9c27b54ce4008dae231e19f96f6eec801f88501c
[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" "49b39f456075ea3919e64c2b9c27b54ce4008dae231e19f96f6eec801f88501c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49b39f456075ea3919e64c2b9c27b54ce4008dae231e19f96f6eec801f88501c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49b39f456075ea3919e64c2b9c27b54ce4008dae231e19f96f6eec801f88501c", kill_on_drop: false }`
[INFO] [stdout] 49b39f456075ea3919e64c2b9c27b54ce4008dae231e19f96f6eec801f88501c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88eebb37f470a6c0c1766a8ef97e9668cb5a9c92b3e2bf6f8ad6f18309d4103b
[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" "88eebb37f470a6c0c1766a8ef97e9668cb5a9c92b3e2bf6f8ad6f18309d4103b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking clamped v1.0.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]     Checking euclid v0.21.0
[INFO] [stderr]     Checking freetype-rs v0.26.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling typed-builder v0.7.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking drawing v0.1.0
[INFO] [stderr]     Checking 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 dev [unoptimized + debuginfo] target(s) in 39.12s
[INFO] running `Command { std: "docker" "inspect" "88eebb37f470a6c0c1766a8ef97e9668cb5a9c92b3e2bf6f8ad6f18309d4103b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88eebb37f470a6c0c1766a8ef97e9668cb5a9c92b3e2bf6f8ad6f18309d4103b", kill_on_drop: false }`
[INFO] [stdout] 88eebb37f470a6c0c1766a8ef97e9668cb5a9c92b3e2bf6f8ad6f18309d4103b