[INFO] crate kas-gtk 0.0.2 is already in cache
[INFO] checking kas-gtk-0.0.2 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate kas-gtk 0.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate kas-gtk 0.0.2 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate kas-gtk 0.0.2
[INFO] finished tweaking crates.io crate kas-gtk 0.0.2
[INFO] tweaked toml for crates.io crate kas-gtk 0.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 911a8eb895132d4dd0414186fde0132ae5fe95a5c2218746af2665fac7e9c348
[INFO] running `"docker" "start" "-a" "911a8eb895132d4dd0414186fde0132ae5fe95a5c2218746af2665fac7e9c348"`
[INFO] [stderr]    Compiling gio v0.5.1
[INFO] [stderr]    Compiling cairo-rs v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.5.0
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]    Compiling gdk v0.9.0
[INFO] [stderr]    Compiling gtk v0.5.0
[INFO] [stderr]    Compiling glib-sys v0.7.0
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling gio-sys v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.7.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.7.0
[INFO] [stderr]    Compiling pango-sys v0.7.0
[INFO] [stderr]    Compiling gdk-sys v0.7.0
[INFO] [stderr]    Compiling atk-sys v0.7.0
[INFO] [stderr]    Compiling gtk-sys v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking glib v0.6.1
[INFO] [stderr]     Checking pango v0.5.0
[INFO] [stderr]    Compiling kas-macros v0.0.2
[INFO] [stderr]     Checking kas v0.0.2
[INFO] [stderr]     Checking kas-gtk v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/window.rs:24:25
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub win: Rc<RefCell<kas::Window>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^ help: use `dyn`: `dyn kas::Window`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/window.rs:31:27
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn clear_tkd(widget: &mut Widget) {
[INFO] [stderr]    |                           ^^^^^^ help: use `dyn`: `dyn Widget`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/window.rs:70:30
[INFO] [stderr]    |
[INFO] [stderr] 70 |         where F: FnOnce(&mut kas::Window, &mut gtk::Window) -> T
[INFO] [stderr]    |                              ^^^^^^^^^^^ help: use `dyn`: `dyn kas::Window`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/window.rs:82:55
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn add_widgets(gtk_widget: &gtk::Widget, widget: &mut Widget) {
[INFO] [stderr]    |                                                       ^^^^^^ help: use `dyn`: `dyn Widget`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/window.rs:184:57
[INFO] [stderr]     |
[INFO] [stderr] 184 |     pub(crate) fn add_window(&mut self, win: Rc<RefCell<kas::Window>>) {
[INFO] [stderr]     |                                                         ^^^^^^^^^^^ help: use `dyn`: `dyn kas::Window`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:42:38
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn add_rc(&self, win: Rc<RefCell<kas::Window>>) {
[INFO] [stderr]    |                                      ^^^^^^^^^^^ help: use `dyn`: `dyn kas::Window`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/window.rs:24:25
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub win: Rc<RefCell<kas::Window>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^ help: use `dyn`: `dyn kas::Window`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/window.rs:31:27
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn clear_tkd(widget: &mut Widget) {
[INFO] [stderr]    |                           ^^^^^^ help: use `dyn`: `dyn Widget`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/window.rs:70:30
[INFO] [stderr]    |
[INFO] [stderr] 70 |         where F: FnOnce(&mut kas::Window, &mut gtk::Window) -> T
[INFO] [stderr]    |                              ^^^^^^^^^^^ help: use `dyn`: `dyn kas::Window`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/window.rs:82:55
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn add_widgets(gtk_widget: &gtk::Widget, widget: &mut Widget) {
[INFO] [stderr]    |                                                       ^^^^^^ help: use `dyn`: `dyn Widget`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/window.rs:184:57
[INFO] [stderr]     |
[INFO] [stderr] 184 |     pub(crate) fn add_window(&mut self, win: Rc<RefCell<kas::Window>>) {
[INFO] [stderr]     |                                                         ^^^^^^^^^^^ help: use `dyn`: `dyn kas::Window`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:42:38
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn add_rc(&self, win: Rc<RefCell<kas::Window>>) {
[INFO] [stderr]    |                                      ^^^^^^^^^^^ help: use `dyn`: `dyn kas::Window`
[INFO] [stderr] 
[INFO] [stderr] error[E0635]: unknown feature `const_vec_new`
[INFO] [stderr]  --> src/lib.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![feature(const_vec_new)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0635`.
[INFO] [stderr] error: could not compile `kas-gtk`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0635]: unknown feature `const_vec_new`
[INFO] [stderr]  --> src/lib.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![feature(const_vec_new)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0635`.
[INFO] [stderr] error: could not compile `kas-gtk`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "911a8eb895132d4dd0414186fde0132ae5fe95a5c2218746af2665fac7e9c348"`
[INFO] running `"docker" "rm" "-f" "911a8eb895132d4dd0414186fde0132ae5fe95a5c2218746af2665fac7e9c348"`
[INFO] [stdout] 911a8eb895132d4dd0414186fde0132ae5fe95a5c2218746af2665fac7e9c348
