[INFO] fetching crate relm-core 0.16.0...
[INFO] checking relm-core-0.16.0 against beta for pr-78714
[INFO] extracting crate relm-core 0.16.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate relm-core 0.16.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate relm-core 0.16.0
[INFO] finished tweaking crates.io crate relm-core 0.16.0
[INFO] tweaked toml for crates.io crate relm-core 0.16.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bc5665ec77607363a6f1584acf91b109e0c22618a008b5b40429015a8600d74
[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" "6bc5665ec77607363a6f1584acf91b109e0c22618a008b5b40429015a8600d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bc5665ec77607363a6f1584acf91b109e0c22618a008b5b40429015a8600d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bc5665ec77607363a6f1584acf91b109e0c22618a008b5b40429015a8600d74", kill_on_drop: false }`
[INFO] [stdout] 6bc5665ec77607363a6f1584acf91b109e0c22618a008b5b40429015a8600d74
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92ebd41e0bf62a76d8a7581cd3ae71a86b9f79a0028c78f2c06f61307ce512d9
[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" "92ebd41e0bf62a76d8a7581cd3ae71a86b9f79a0028c78f2c06f61307ce512d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling gio v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.6.0
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling atk v0.6.0
[INFO] [stderr]    Compiling gdk v0.10.0
[INFO] [stderr]    Compiling gtk v0.6.0
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling gio-sys v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling atk-sys v0.8.0
[INFO] [stderr]    Compiling gdk-sys v0.8.0
[INFO] [stderr]    Compiling gtk-sys v0.8.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking glib v0.7.1
[INFO] [stderr]     Checking relm-core v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:64:19
[INFO] [stdout]    |
[INFO] [stdout] 64 |     callback: Box<FnMut(MSG)>,
[INFO] [stdout]    |                   ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:146:23
[INFO] [stdout]     |
[INFO] [stdout] 146 |     observers: Vec<Rc<Fn(&MSG)>>,
[INFO] [stdout]     |                       ^^^^^^^^ help: use `dyn`: `dyn Fn(&MSG)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:165:37
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Rc<RefCell<Option<Box<FnMut(MSG)>>>>,
[INFO] [stdout]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:186:53
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn get_callback(&self) -> Rc<RefCell<Option<Box<FnMut(MSG)>>>> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:64:19
[INFO] [stdout]    |
[INFO] [stdout] 64 |     callback: Box<FnMut(MSG)>,
[INFO] [stdout]    |                   ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:146:23
[INFO] [stdout]     |
[INFO] [stdout] 146 |     observers: Vec<Rc<Fn(&MSG)>>,
[INFO] [stdout]     |                       ^^^^^^^^ help: use `dyn`: `dyn Fn(&MSG)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:165:37
[INFO] [stdout]     |
[INFO] [stdout] 165 |     callback: Rc<RefCell<Option<Box<FnMut(MSG)>>>>,
[INFO] [stdout]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:186:53
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn get_callback(&self) -> Rc<RefCell<Option<Box<FnMut(MSG)>>>> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> examples/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Clock`
[INFO] [stdout]   --> examples/main.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     Clock,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "92ebd41e0bf62a76d8a7581cd3ae71a86b9f79a0028c78f2c06f61307ce512d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ebd41e0bf62a76d8a7581cd3ae71a86b9f79a0028c78f2c06f61307ce512d9", kill_on_drop: false }`
[INFO] [stdout] 92ebd41e0bf62a76d8a7581cd3ae71a86b9f79a0028c78f2c06f61307ce512d9