[INFO] updating cached repository https://github.com/zacstewart/comm-gtk
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 67b9ad743ac3696cec73c1c1e0c44bd08cc48dc8
[INFO] checking zacstewart/comm-gtk against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacstewart%2Fcomm-gtk" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zacstewart/comm-gtk on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zacstewart/comm-gtk
[INFO] finished tweaking git repo https://github.com/zacstewart/comm-gtk
[INFO] tweaked toml for git repo https://github.com/zacstewart/comm-gtk written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/zacstewart/comm-gtk already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] db662097fa22a604b9b297124cec3afedbdc44554d7984cc564e7a1becbb5686
[INFO] running `"docker" "start" "-a" "db662097fa22a604b9b297124cec3afedbdc44554d7984cc564e7a1becbb5686"`
[INFO] [stderr]     Checking libc v0.2.36
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[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0
[INFO] [stderr]    Compiling cairo-rs v0.3.0
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[INFO] [stderr]    Compiling gtk v0.3.0
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[INFO] [stderr]    Compiling comm v0.1.0 (https://github.com/zacstewart/comm.git#5d35ca7c)
[INFO] [stderr]     Checking serde v1.0.27
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[INFO] [stderr]    Compiling glib-sys v0.5.0
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[INFO] [stderr]     Checking pango v0.3.0
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]     Checking comm-gtk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:149:39
[INFO] [stderr]     |
[INFO] [stderr] 149 |     observers: ObserverSet<Rc<RefCell<ConnectionObserver>>>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConnectionObserver`
[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/models.rs:249:28
[INFO] [stderr]     |
[INFO] [stderr] 249 | impl Observable<Rc<RefCell<ConnectionObserver>>> for Connection {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConnectionObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:250:60
[INFO] [stderr]     |
[INFO] [stderr] 250 |     fn observers(&mut self) -> &mut ObserverSet<Rc<RefCell<ConnectionObserver>>> {
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConnectionObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:265:39
[INFO] [stderr]     |
[INFO] [stderr] 265 |     observers: ObserverSet<Rc<RefCell<MessageObserver>>>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MessageObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:311:28
[INFO] [stderr]     |
[INFO] [stderr] 311 | impl Observable<Rc<RefCell<MessageObserver>>> for Message {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MessageObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:312:60
[INFO] [stderr]     |
[INFO] [stderr] 312 |     fn observers(&mut self) -> &mut ObserverSet<Rc<RefCell<MessageObserver>>> {
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MessageObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:322:39
[INFO] [stderr]     |
[INFO] [stderr] 322 |     observers: ObserverSet<Rc<RefCell<ConversationObserver>>>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:394:28
[INFO] [stderr]     |
[INFO] [stderr] 394 | impl Observable<Rc<RefCell<ConversationObserver>>> for Conversation {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:395:60
[INFO] [stderr]     |
[INFO] [stderr] 395 |     fn observers(&mut self) -> &mut ObserverSet<Rc<RefCell<ConversationObserver>>> {
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:403:39
[INFO] [stderr]     |
[INFO] [stderr] 403 |     observers: ObserverSet<Rc<RefCell<ConversationListObserver>>>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationListObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:480:28
[INFO] [stderr]     |
[INFO] [stderr] 480 | impl Observable<Rc<RefCell<ConversationListObserver>>> for ConversationList {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationListObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:481:60
[INFO] [stderr]     |
[INFO] [stderr] 481 |     fn observers(&mut self) -> &mut ObserverSet<Rc<RefCell<ConversationListObserver>>> {
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationListObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:149:39
[INFO] [stderr]     |
[INFO] [stderr] 149 |     observers: ObserverSet<Rc<RefCell<ConnectionObserver>>>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConnectionObserver`
[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/models.rs:249:28
[INFO] [stderr]     |
[INFO] [stderr] 249 | impl Observable<Rc<RefCell<ConnectionObserver>>> for Connection {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConnectionObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:250:60
[INFO] [stderr]     |
[INFO] [stderr] 250 |     fn observers(&mut self) -> &mut ObserverSet<Rc<RefCell<ConnectionObserver>>> {
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConnectionObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:265:39
[INFO] [stderr]     |
[INFO] [stderr] 265 |     observers: ObserverSet<Rc<RefCell<MessageObserver>>>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MessageObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:311:28
[INFO] [stderr]     |
[INFO] [stderr] 311 | impl Observable<Rc<RefCell<MessageObserver>>> for Message {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MessageObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:312:60
[INFO] [stderr]     |
[INFO] [stderr] 312 |     fn observers(&mut self) -> &mut ObserverSet<Rc<RefCell<MessageObserver>>> {
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MessageObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:322:39
[INFO] [stderr]     |
[INFO] [stderr] 322 |     observers: ObserverSet<Rc<RefCell<ConversationObserver>>>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:394:28
[INFO] [stderr]     |
[INFO] [stderr] 394 | impl Observable<Rc<RefCell<ConversationObserver>>> for Conversation {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:395:60
[INFO] [stderr]     |
[INFO] [stderr] 395 |     fn observers(&mut self) -> &mut ObserverSet<Rc<RefCell<ConversationObserver>>> {
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:403:39
[INFO] [stderr]     |
[INFO] [stderr] 403 |     observers: ObserverSet<Rc<RefCell<ConversationListObserver>>>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationListObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:480:28
[INFO] [stderr]     |
[INFO] [stderr] 480 | impl Observable<Rc<RefCell<ConversationListObserver>>> for ConversationList {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationListObserver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/models.rs:481:60
[INFO] [stderr]     |
[INFO] [stderr] 481 |     fn observers(&mut self) -> &mut ObserverSet<Rc<RefCell<ConversationListObserver>>> {
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ConversationListObserver`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `"docker" "inspect" "db662097fa22a604b9b297124cec3afedbdc44554d7984cc564e7a1becbb5686"`
[INFO] running `"docker" "rm" "-f" "db662097fa22a604b9b297124cec3afedbdc44554d7984cc564e7a1becbb5686"`
[INFO] [stdout] db662097fa22a604b9b297124cec3afedbdc44554d7984cc564e7a1becbb5686